Filler Neck Supply Co
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Your Filler Neck And Hose Specialist!

  • FACTORY REPLACEMENT FUEL FILLER NECKS
    • Show All
    • Acura
      • 1.6 EL
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    • Kaiser
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      • Firebird
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    • Porsche
    • SAAB
      • 9-7X
    • SCION
      • XB Fuel Filler Neck Parts
    • Subaru
      • Forester
      • Impreza
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      • L Series
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  • 1) Service Body / Flatbed Filler Neck Parts
    • Show All
    • Diesel Fuel Neck
      • 1" OD Main
      • 1-1/8" OD Main
      • 1-1/4" OD Main
      • 1-1/2" OD Main
      • 1-3/4" OD Main
      • 2" OD Main
      • 2-1/4" OD Main
      • 2-1/2" OD Main
    • Gasoline Neck
      • 1" OD Main
      • 1-1/8" OD Main
      • 1-1/4" OD Main
      • 1-1/2" OD Main
      • 1-3/4" OD Main
      • 2" OD Main
      • 2-1/4" OD Main
      • 2-1/2" OD Main
    • Diesel Exhaust Fluid / Urea DEF
  • 2) Fuel Tank Hose (Straight)
    • Show All
    • 3/16" or 5mm Diameter
    • 1/4" or 6mm Diameter
    • 5/16" or 8mm Diameter
    • 3/8" or 10mm Diameter
    • 7/16" or 11mm Diameter
    • 1/2" or 13mm Diameter
    • 5/8" or 16mm Diameter
    • 3/4" or 19mm Diameter
    • 1" or 25mm Diameter
    • 1-1/8" or 29mm Diameter
    • 1-1/4" or 32mm Diameter
    • 1-3/8 or 35mm Diameter
    • 1-1/2" or 38mm Diameter
    • 1-5/8" or 41mm Diameter
    • 1-3/4 or 44mm Diameter
    • 1-7/8" or 48mm Diameter
    • 2" or 51mm Diameter
    • 2-1/4 or 57mm Diameter
    • 2-1/2" or 63.5mm Diameter
    • 3" Fuel Fill Hose
  • 3) Fuel Filler Hose (Elbows)
    • Show All
    • 30 Degree Fuel / Diesel Elbows
      • 1" or 25 mm I.D.
      • 1-1/8" or 29mm I.D.
      • 1-1/4" or 32mm I.D
      • 1-3/8" or 35mm I.D
      • 1-1/2" or 38mm I.D.
      • 1-5/8" or 41mm I.D
      • 1-3/4" or 44mm I.D.
      • 1-7/8" or 48mm I.D
      • 2" or 51mm I.D.
      • 2-1/4" or 57mm I.D.
      • 2-1/2" or 64mm I.D
    • 45 Degree Fuel / Diesel Elbows
      • 1/4" Fuel Line 45° Elbows .25" I.D.
      • 5/16" Fuel Line Elbows - 8mm I.D.
      • 3/8" Fuel Line Elbows - 10mm I.D.
      • 1" or 25mm Diameter
      • 1-1/8" or 29mm I.D
      • 1-1/4" or 32mm Diameter
      • 1-3/8" Or 35mm Inner Diameter
      • 1-1/2" or 38mm Diameter
      • 1-5/8" Or 41mm Inner Diameter.
      • 1-3/4" or 44mm Diameter
      • 1-7/8" or 48mm I.D.
      • 2" or 51mm Diameter
      • 2-1/4" or 57mm Diameter
      • 2-1/2" or 64mm Diameter
      • 3" or 76mm Diameter
    • 60° Degree Fuel/ Diesel Elbows
      • 1" or 25 mm I.D.
      • 1-1/8" or 29mm I.D
      • 1-1/4" or 32mm I.D.
      • 1-3/8" or 35mm I.D
      • 1-1/2" or 38mm I.D.
      • 1-5/8" or 41mm I.D.
      • 1-3/4" or 44mm I.D
      • 1-7/8" or 48mm I.D.
      • 2" or 51mm I.D.
      • 2-1/4" or 57mm I.D.
      • 2-1/2" or 64mm I.D.
    • 90 Degree Fuel / Diesel Elbows
      • 1/4" Fuel Line 90° Elbows - .25 I.D.
      • 5/16" Fuel Line Elbows - 8mm
      • 3/8" Fuel Line Elbows - 10mm
      • 1/2" or 13mm Diameter
      • 5/8" Or 16mm Diameter
      • 3/4" or 19mm Inner Diameter
      • 1" or 25mm Diameter
      • 1-1/8" or 29mm Inner Diameter
      • 1-1/4" or 32mm Diameter
      • 1-3/8" or 35mm Inner Diameter
      • 1-1/2" or 38mm Diameter
      • 1-5/8" Or 41mm Inner Diameter.
      • 1-3/4" or 44mm Diameter
      • 1-7/8" Or 48mm Inner Diameter
      • 2" or 51mm Diameter
      • 2-1/4" or 57mm Diameter
      • 2-1/2" or 64mm Diameter
      • 3" or 76mm Diameter
    • 135° Degree Fuel / Diesel Elbows
    • 180° Degree Fuel Hose - Lines - Pipes
  • 4) Filler Neck Buckets / Housings / Doors
    • Show All
    • Fuel Doors (Universal)
    • 21 Degree Angle
    • 30 Degree Angle
    • 42 Degree Angle
    • 53° Degree Angle
    • 55° Degree Angle
    • 57° Degree Angle
  • 5) Fuel Filler Hose Couplers / Joiners
    • Show All
    • 1/4" OR 6mm
    • 3/8 or 10mm
    • 1/2" or 13mm
    • 5/8" or 16mm
    • 3/4" or 19mm
    • 1" or 25mm
    • 1-1/8" or 29mm
    • 1-1/4" or 32mm
    • 1-3/8" or 35mm
    • 1-1/2" or 38mm
    • 1-5/8" or 41mm
    • 1-3/4" or 44mm
    • 1-7/8" or 48mm
    • 2" or 51mm
    • 2-1/4" or 57mm
    • 2-1/2" or 64mm
  • 6) HOSE REDUCERS
    • Show All
    • 1/2" to 3/8" Reducer
    • 1/2" To 5/8" Reducer
    • 1/2" to 3/4" Reducer
    • 3/8" to 5/8" Reducer
    • 5/8" to 3/4" Reducer
    • 3/4" to 1" Reducer
    • Starting @ 1" OD Small End
      • 1-1/4" To 1" Fuel ID Reducer.
      • 1" to 1-1/8" or 25-29mm Reducer
      • 1" to 1-1/4" Reducer
      • 1" to 1-3/8" or 25-35mm Reducer
      • 1" to 1-1/2" or 25-38mm
    • Starting @ 1-1/8" OD Small End.
      • 1-1/4" To 1-1/8" Rubber Hose End ID Reducer.
    • Starting @ 1-1/4" OD Small End
      • 1-1/2" to 1-1/4" Hose ID Reducer.
      • 1-1/4" to 1-3/8" or 32-35mm Reducer
      • 1-1/4" to 1-1/2" or 32-38mm Reducer
      • 1-1/4" to 1-5/8" or 32-41mm Reducer
      • 1-1/4" to 1-3/4" or 32-44mm Reducer
    • Starting @ 1-3/8" OD Small End.
      • 1-3/8" TO 1-1/2" or 35-38mm Reducer
      • 1-3/8" TO 1-5/8" or 35-41mm Reducer
      • 1-3/8" TO 1-3/4" or 35-44mm Reducer
      • 1-3/8" TO 1-7/8" or 35-48mm Reducer
    • Starting @ 1-1/2" OD Small End
      • 1-3/4" to 1-1/2" Inner Diameter Reducer.
      • 1-1/2" to 1-5/8" or 38-41mm Reducer
      • 1-1/2" to 1-3/4" or 38-44mm Reducer
      • 1-1/2" to 1-7/8" or 38-48mm Reducer
      • 1-1/2" to 2" or 38-51mm Reducer
    • Starting @ 1-5/8" OD Small End
      • Starting @ 1-5/8" OD Small End
    • Starting @ 1-3/4" OD Small End
      • 2" to 1-3/4" Hose ID Reducer.
      • 1-3/4" to 1-7/8" or 44mm-48mm Reducer
      • 1-3/4" to 2" or 44-51mm Reducer
      • 1-3/4" to 2-1/4" or 44-57mm Reducer
      • 1-3/4" to 2-1/2" or 44-64mm Reducer
    • Starting @ 1-7/8" OD Small End
      • 2" To 1-7/8" ID Reducer
      • 1-7/8" to 2-1/4" or 48-57mm Reducer
    • Starting @ 2" OD Small End
      • 2-1/4" to 2" Hose ID Reducer.
      • 2" to 2-1/4" or 51-57mm Reducer
      • 2" to 2-3/8" or 51-60mm Reducer
      • 2" to 2-1/2" or 51-64mm Reducer
    • Starting @ 2-1/4" OD Small End
  • 7) Billet Fuel Filler Necks
    • Show All
    • 1" or 25mm Diameter
    • 1-5/8" or 41mm Diameter
    • 1-1/2" or 38mm Diameter
    • 2" or 51mm Diameter
    • 2-1/2" or 64mm Diameter
    • 3" Inch or 76mm Billet Filler Neck
  • 8) Twist On - Bayonet Filler Necks & Caps
    • Show All
    • Hydraulic Necks Caps And Strainer Screens
    • Turtle Caps
    • 1.75 Diameter
    • 2.28" Diameter
      • Filler Neck
      • Filler Cap
      • Strainer / Screen
    • 2.50" Diameter
      • Filler Cap
      • Filler Neck
      • Strainer / Screen
    • 2.59" Diameter
      • Filler Cap
      • Filler Neck
    • 3.00" Diameter
      • Filler Cap
      • Filler Neck
    • 4 Inch O.D Bayonet Weld In Filler Neck
    • 4.25" Diameter
      • Filler Cap
      • Filler Neck
      • Strainer Screen
  • 9) Radiator / Coolant Filler Neck
    • Show All
    • In Line Radiator Hose Fill Necks & Adapters
      • 1-1/4" 32mm O.D. inline Radiator Hose Filler Neck
      • 1-1/2" 38mm O.D. Inline Radiator Hose Filler Neck
      • 1-3/4" / 44mm O.D. Inline Radiator Hose Adapters
    • Cold Rolled Steel Radiator Type Filler Neck
    • Aluminum Radiator Type Filler Neck
    • Brass Radiator Type Filler Neck
    • Stainless Steel Radiator Type Filler Neck
    • Radiator Cap
      • 4 lbs
      • 7 lbs
      • 10 lbs
      • 13 lbs
      • 15 lbs
      • 16 lbs
      • 18 lbs
      • 20 lbs
      • Non Pressurized
  • 10) Weld In Filler Necks
    • Show All
    • 1.50" Or 38mm Filler Necks
    • 1-5/8" or 41mm O.D. Filler Necks & Caps
    • 1.75 or 44mm O.D. Filler Necks
    • 2" or 51mm O.D. Filler Necks
      • Cap
      • Filler Neck
    • 2-1/4" or 57mm Filler Necks
      • Filler Neck
    • 2.28" or 58mm Filler Necks & Caps
      • Filler Cap
      • Filler Neck
    • 2.38 O.D. (Or 2NPT)
    • 2.50 or 64mm Filler Necks & Caps
      • Filler Cap
      • Filler Neck
      • Strainer/Screen
    • 2.59" or 66mm Filler Necks & Caps
      • Cap
      • Filler Neck
    • 3" or 76mm Filler Necks
      • 3" Inch Filler Neck
      • Cap
    • 4" Or 101.8mm Filler Neck
    • 4.25" or 108mm Diameter
      • Filler Neck
      • Filler Cap
      • Strainer/ Screen
    • 4.31" or 84mm Diameter
      • Cap
      • Filler Neck
  • 11) Flip Top Fuel Filler Caps
  • 12) Aero / Aircraft / Flush Mount Filler Neck
    • Show All
    • 3-1/8" Outer Diameter - 200 Series Aero Caps
    • 3-3/4" Outer Diameter - 300 Series Aero Caps
    • 4-3/4" Outer Diameter - 400 Series Aero Caps
    • 5" Outer Diameter - 600 Series Aero Caps
    • 5-1/2" Outer Diameter - 500 Series Fuel Caps
  • 13) Fuel Cell Parts Filler Cap Parts
  • 14) Urea Diesel Exhaust Fluid DEF Parts - Fittings
    • Show All
    • UREA DEF FITTINGS
    • Hose Connectors - DEF Diesel Emissions Fluid
      • UREA BSPP BRITISH STANDARD PIPE FITTINGS
      • NPT UREA DEF FITTINGS
    • Reducers - Urea DEF Diesel Exhaust Fluid Hose
    • Filler Necks - DEF - Diesel Exhaust Fluid
    • Housings - Filler Neck Protector / Bezels
    • 1/2" Inch DEF Hose
    • 3/4" DEF Hose
    • 1" DEF Hose
    • 1-1/4" DEF Hose
    • 1-1/2 DEF Hose.
    • 2" DEF Hose.
  • 15) Filler Neck Grommets / Seals
    • Show All
    • Universal Filler Neck Mounting Grommets
    • AMC Fuel Filler Neck Grommets
    • Chevrolet / GMC
    • Dodge, Chrysler, Plymouth
    • Ford, Lincoln, Mercury
    • John Deere Tractor Filler Neck Grommets & Seals
  • 16) Threaded Necks Bungs And Caps.
  • 17) Marine Deck Filler
    • Show All
    • 1-1/2" OD Angled Marine Deck Fill
    • 2" Inch Angled Marine Deck Fill
    • 1-1/2" Inch OD Marine Deck Filler
    • 2"inch OD Marine Deck Filler
  • 19) Universal Remote Mount Neck
    • Show All
    • Gas Engine
      • 1" OD Main
      • 1-1/8" OD Main
      • 1-1/4" OD Main
      • 1-3/8" OD Main
      • 1-1/2" OD Main
      • 1-5/8" OD Main
      • 1-3/4" OD Main
      • 2" OD Main
      • 2-1/4" OD Main
      • 2-1/2" OD Main
    • Diesel Engine
      • 1" OD Main
      • 1-1/8" OD Main
      • 1-1/4" OD Main
      • 1-1/2" OD Main
      • 1-3/4" OD Main
      • 2" OD Main
      • 2-1/4" OD Main
      • 2-1/2" OD Main
  • 20) Auxiliary Diesel Transfer Tank Adapter Kits
    • Show All
    • 1988-2010 GM Auxiliary Transfer Tank Install Kit
    • 2011-2018 Chevy Aux Transfer Tank Adapter Kit
    • 1998-2012 Dodge Ram 2500 3500 Auxiliary Tank Kit
    • 2013-2018 Dodge Ram Diesel Transfer Tank Install
    • 1999-17 Ford F250 F350 Auxiliary Tank Install Kit
  • 21) Bolt On Fuel Filler Neck And Cap
  • A) Fuel Tank Parts - Gas and Diesel
    • Show All
    • Universal Fuel Level Sensor / Sending Unit
      • 240-33 Ohm Sending Unit - Universal
      • 10-180 Ohm Sending Unit - VDO Universal
      • 0-30 Ohm Sending Unit - Early GM Before 1964
      • 0-90 Ohm Sending Unit - Late GM 1965 & Up
      • 73-10 Ohm Fuel Sending Unit Ford and Mopar
      • Floatless Fuel Sending Units - All Ohms
    • Bolt On Fuel Tank Inlet Hose Fittings
    • Barbed Hose Fittings
    • Weld In Bungs
    • Fuel Tank Rollover Safety Vent Valve
    • Gas Tank Breather / Fuel Tank Vent (External)
    • Fuel Tank Pickup Tubes & Parts
    • Anti Spitback Back / Wellback Check Valve's
  • B) Metal Tubing
  • C) Semi & Tractor Trailer Diesel Fuel Caps
    • Show All
    • Borg Warner Diesel Fuel Caps For Steel Tanks 2.38"
    • Freightliner - Diesel Tank Caps = 2.38" ID 2NPT
    • Freightliner - Quarter Turn Diesel Caps
    • Volvo Diesel Fuel Cap (low Sulfur) 2.88 I.D.
    • Volvo, Mack, International Diesel Caps 3.375" ID
    • Kenworth - Fill Necks - Fuel Caps = 3.375" ID
    • Peterbuilt - Fill Necks & Fuel Caps = 4.35 ID"
  • Fuel Line Hose Fittings - Connectors - Adapters
    • Show All
    • Flexible Gas/Diesel Fuel Line And Tubing
    • Female Quick Connect Fuel Line Bundy Fittings
    • Male Fuel Hose Quick Connectors - FuelFlex
    • Threaded Fuel Line Connectors - FuelFlex
    • Compression Fittings & Adapters Fuel Line
    • Male To Female Fuel Line Adapters
    • Fuel Pump - Pressure Repair Kits
  • Diesel Fuel Tanks
    • Show All
    • Dodge Auxiliary & Extra Large Diesel Fuel Tanks
    • Ford Auxiliary And XXL Diesel Fuel Transfer Tanks
    • GM Auxiliary Extra Large Diesel Fuel Tanks
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10) Weld In Filler Necks

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  • FACTORY REPLACEMENT FUEL FILLER NECKS
    • Acura
      • 1.6 EL
      • CSX
      • Legend
      • MDX
    • Kaiser
      • M715 Military Jeep
    • Daewoo
      • Lanos Fuel Filler Neck
    • BMW
    • Buick
      • Century
      • Enclave
      • Riviera
      • Roadmaster
      • Skyhawk
      • Skylark
      • Somerset
      • Terraza
      • Allure
      • Electra
      • Lacrosse
      • Lasabre
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      • Rainier
      • Reatta
      • Regal
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    • Cadillac
      • Cimarron
      • DeVille
      • Eldorado
      • Escalade
      • Fleetwood
      • Seville
    • Chevrolet
      • C3500
      • Express 1500
      • Express 2500
      • Express 3500
      • HHR
      • C4500
      • Astro
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      • Corsica
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      • Equinox
      • Express Van
      • Impala
      • Lumina
        • Fuel Filler Neck - Gas Tank Pipe - Tube - Hose
      • Malibu
      • Metro
      • Monte Carlo
        • Fuel Filler Neck - Gas Tank Pipe Tube Hose
      • Pickup
      • Prizm
      • S10
      • S10 blazer
      • S10 Pickup
      • Silverado
      • SSR
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    • Chrysler
      • 200
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      • Grand Voyager
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      • LHS
      • New Yorker
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    • Datsun
    • Dodge
      • Caliber
      • coronet
      • nitro
      • Avenger
      • B 1500 Van
      • B 2500 Van
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      • Caravan
      • Charger
      • Challenger Fuel Filler Neck And Hose
      • Dakota
      • D100 Pickup
      • D150 Pickup
      • D250 Pickup
      • D350 Pickup
      • Dart
      • Durango
      • Grand Caravan
      • Intrepid
      • Neon
      • Pickup
      • RAM 1500
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    • Eagle
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      • Cutaway School Bus
      • Fairlane
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      • E150
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        • SUPER DUTY
      • E450
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      • Bronco 2
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      • Contour
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      • Explorer Sport Trac Filler Neck
      • F100
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      • Focus
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      • Pickup
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    • Geo
      • Metro
      • Prizm
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      • Tracker
    • GMC
      • C3500
      • Savana 1500
      • Savana 2500
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      • C4500
      • Acadia
      • C/K 10
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      • C/K 30
      • C/K1500 Pickup
      • C/K2500 Pickup
      • C/K3500 Pickup
      • Canyon
      • Envoy
      • Jimmy
      • Pickup
      • S15
      • Safari
      • Savana
      • Sierra Pickup
      • Sonoma
      • Suburban
      • Terrain
      • Yukon
    • Honda
      • Accord
      • Civic
        • 1999 2000 Civic Fuel Filler Neck Gas Tank Pipe
      • Civic del Sol
      • CR-V
      • CRX
      • Element
      • Odyssey
      • Passport
      • Pilot
      • Prelude
    • Hyundai
      • Tucson
      • Accent
      • Elantra
      • Excel
      • Santa Fe
      • Scoupe
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      • XG 300
    • Infiniti
      • QX56
      • FX35
      • FX45
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      • M45
    • Isuzu
      • Amigo
      • Ascender
      • Axiom
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      • I-Mark
      • Impulse
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      • Pickup
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      • Stylus
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      • VehiCROSS
    • Jeep
      • Commander
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      • Compass
      • Jeepster
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      • CJ5
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      • CJ7
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      • Comanche
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      • Pickup
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    • Kia
      • Magentis
      • optima
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      • Sorento
      • spectra
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    • Land rover
      • Defender 90
    • Lexus
      • Lexus RX330
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      • ES 250
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      • SC 300
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    • Lincoln
      • Aviator
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      • Mark LT Pickup
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      • MKZ
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    • Mazda
      • 323
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      • B2000
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      • Millenia
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      • Navajo
      • Tribute
    • Mercury
      • Comet
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      • Comet Wagon
      • Capri
      • Cougar
      • Grand Marquis
      • Lynx
      • Marauder
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      • Mountaineer
      • Mystique
      • Sable
      • Topaz
      • Tracer
      • Villager
    • Mitsubishi
      • Eclipse
      • endeavor
      • Galant
        • Galant Fuel Filler Neck Gas Tank PIpe
      • Lancer
      • Mirage
      • Montero
      • Montero Sport
      • outlander
      • Precis
    • Nissan
      • Versa
      • Armada
      • 200SX
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      • Maxima
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      • Pathfinder
      • Pickup
      • Quest
      • Rogue
      • Sentra
      • Stanza
      • TITAN
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    • Oldsmobile
      • Achieva
      • Alero
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      • Bravada
      • Cutlass
      • Cutlass Ciera
      • Cutlass Supreme
      • Delt 88
      • Eighty-Eight
      • Intrigue
      • LSS
      • Nighty-eight
      • Ninety Eight
      • Regency
      • Silhouette
      • Toronado
    • Plymouth
      • GTX
      • Satellite
      • Breeze
      • Duster
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      • Neon
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    • Pontiac
      • 1000
      • 6000
      • Aztek
      • Bonneville
      • Firebird
      • Grand AM
      • Grand Prix
      • Montana
      • sunbird
      • Vibe
    • Porsche
    • SAAB
      • 9-7X
    • SCION
      • XB Fuel Filler Neck Parts
    • Subaru
      • Forester
      • Impreza
      • Legacy
      • Outback
      • SVX
    • Saturn
      • Outlook
      • L Series
      • L100
      • L200
      • L300
      • LS
      • LS1
      • LS2
      • LW1
      • LW2
      • LW200
      • LW300
      • Relay
      • S Series
      • SC
      • SC1
      • SC2
      • SL
      • SL1
      • SL2
      • SW1
      • SW2
      • VUE
    • Suzuki
      • Aerio
      • Esteem
      • Grand Vitara
      • Sidekick
      • Swift
      • Vitara
      • XL-7
    • Toyota
      • 4Runner
      • Avalon
      • Camry
      • Celica
      • Corolla
      • Echo
      • Highlander
      • Matrix
      • Pickup
      • Previa
      • Prius
      • RAV4
      • Sequoia
      • Sienna
      • Solara
      • Tacoma
      • Tercel
      • Tundra
      • Venza
    • Volkswagen
    • Volvo
  • 1) Service Body / Flatbed Filler Neck Parts
    • Diesel Fuel Neck
      • 1" OD Main
      • 1-1/8" OD Main
      • 1-1/4" OD Main
      • 1-1/2" OD Main
      • 1-3/4" OD Main
      • 2" OD Main
      • 2-1/4" OD Main
      • 2-1/2" OD Main
    • Gasoline Neck
      • 1" OD Main
      • 1-1/8" OD Main
      • 1-1/4" OD Main
      • 1-1/2" OD Main
      • 1-3/4" OD Main
      • 2" OD Main
      • 2-1/4" OD Main
      • 2-1/2" OD Main
    • Diesel Exhaust Fluid / Urea DEF
  • 2) Fuel Tank Hose (Straight)
    • 3/16" or 5mm Diameter
    • 1/4" or 6mm Diameter
    • 5/16" or 8mm Diameter
    • 3/8" or 10mm Diameter
    • 7/16" or 11mm Diameter
    • 1/2" or 13mm Diameter
    • 5/8" or 16mm Diameter
    • 3/4" or 19mm Diameter
    • 1" or 25mm Diameter
    • 1-1/8" or 29mm Diameter
    • 1-1/4" or 32mm Diameter
    • 1-3/8 or 35mm Diameter
    • 1-1/2" or 38mm Diameter
    • 1-5/8" or 41mm Diameter
    • 1-3/4 or 44mm Diameter
    • 1-7/8" or 48mm Diameter
    • 2" or 51mm Diameter
    • 2-1/4 or 57mm Diameter
    • 2-1/2" or 63.5mm Diameter
    • 3" Fuel Fill Hose
  • 3) Fuel Filler Hose (Elbows)
    • 30 Degree Fuel / Diesel Elbows
      • 1" or 25 mm I.D.
      • 1-1/8" or 29mm I.D.
      • 1-1/4" or 32mm I.D
      • 1-3/8" or 35mm I.D
      • 1-1/2" or 38mm I.D.
      • 1-5/8" or 41mm I.D
      • 1-3/4" or 44mm I.D.
      • 1-7/8" or 48mm I.D
      • 2" or 51mm I.D.
      • 2-1/4" or 57mm I.D.
      • 2-1/2" or 64mm I.D
    • 45 Degree Fuel / Diesel Elbows
      • 1/4" Fuel Line 45° Elbows .25" I.D.
      • 5/16" Fuel Line Elbows - 8mm I.D.
      • 3/8" Fuel Line Elbows - 10mm I.D.
      • 1" or 25mm Diameter
      • 1-1/8" or 29mm I.D
      • 1-1/4" or 32mm Diameter
      • 1-3/8" Or 35mm Inner Diameter
      • 1-1/2" or 38mm Diameter
      • 1-5/8" Or 41mm Inner Diameter.
      • 1-3/4" or 44mm Diameter
      • 1-7/8" or 48mm I.D.
      • 2" or 51mm Diameter
      • 2-1/4" or 57mm Diameter
      • 2-1/2" or 64mm Diameter
      • 3" or 76mm Diameter
    • 60° Degree Fuel/ Diesel Elbows
      • 1" or 25 mm I.D.
      • 1-1/8" or 29mm I.D
      • 1-1/4" or 32mm I.D.
      • 1-3/8" or 35mm I.D
      • 1-1/2" or 38mm I.D.
      • 1-5/8" or 41mm I.D.
      • 1-3/4" or 44mm I.D
      • 1-7/8" or 48mm I.D.
      • 2" or 51mm I.D.
      • 2-1/4" or 57mm I.D.
      • 2-1/2" or 64mm I.D.
    • 90 Degree Fuel / Diesel Elbows
      • 1/4" Fuel Line 90° Elbows - .25 I.D.
      • 5/16" Fuel Line Elbows - 8mm
      • 3/8" Fuel Line Elbows - 10mm
      • 1/2" or 13mm Diameter
      • 5/8" Or 16mm Diameter
      • 3/4" or 19mm Inner Diameter
      • 1" or 25mm Diameter
      • 1-1/8" or 29mm Inner Diameter
      • 1-1/4" or 32mm Diameter
      • 1-3/8" or 35mm Inner Diameter
      • 1-1/2" or 38mm Diameter
      • 1-5/8" Or 41mm Inner Diameter.
      • 1-3/4" or 44mm Diameter
      • 1-7/8" Or 48mm Inner Diameter
      • 2" or 51mm Diameter
      • 2-1/4" or 57mm Diameter
      • 2-1/2" or 64mm Diameter
      • 3" or 76mm Diameter
    • 135° Degree Fuel / Diesel Elbows
    • 180° Degree Fuel Hose - Lines - Pipes
  • 4) Filler Neck Buckets / Housings / Doors
    • Fuel Doors (Universal)
    • 21 Degree Angle
    • 30 Degree Angle
    • 42 Degree Angle
    • 53° Degree Angle
    • 55° Degree Angle
    • 57° Degree Angle
  • 5) Fuel Filler Hose Couplers / Joiners
    • 1/4" OR 6mm
    • 3/8 or 10mm
    • 1/2" or 13mm
    • 5/8" or 16mm
    • 3/4" or 19mm
    • 1" or 25mm
    • 1-1/8" or 29mm
    • 1-1/4" or 32mm
    • 1-3/8" or 35mm
    • 1-1/2" or 38mm
    • 1-5/8" or 41mm
    • 1-3/4" or 44mm
    • 1-7/8" or 48mm
    • 2" or 51mm
    • 2-1/4" or 57mm
    • 2-1/2" or 64mm
  • 6) HOSE REDUCERS
    • 1/2" to 3/8" Reducer
    • 1/2" To 5/8" Reducer
    • 1/2" to 3/4" Reducer
    • 3/8" to 5/8" Reducer
    • 5/8" to 3/4" Reducer
    • 3/4" to 1" Reducer
    • Starting @ 1" OD Small End
      • 1-1/4" To 1" Fuel ID Reducer.
      • 1" to 1-1/8" or 25-29mm Reducer
      • 1" to 1-1/4" Reducer
      • 1" to 1-3/8" or 25-35mm Reducer
      • 1" to 1-1/2" or 25-38mm
    • Starting @ 1-1/8" OD Small End.
      • 1-1/4" To 1-1/8" Rubber Hose End ID Reducer.
    • Starting @ 1-1/4" OD Small End
      • 1-1/2" to 1-1/4" Hose ID Reducer.
      • 1-1/4" to 1-3/8" or 32-35mm Reducer
      • 1-1/4" to 1-1/2" or 32-38mm Reducer
      • 1-1/4" to 1-5/8" or 32-41mm Reducer
      • 1-1/4" to 1-3/4" or 32-44mm Reducer
    • Starting @ 1-3/8" OD Small End.
      • 1-3/8" TO 1-1/2" or 35-38mm Reducer
      • 1-3/8" TO 1-5/8" or 35-41mm Reducer
      • 1-3/8" TO 1-3/4" or 35-44mm Reducer
      • 1-3/8" TO 1-7/8" or 35-48mm Reducer
    • Starting @ 1-1/2" OD Small End
      • 1-3/4" to 1-1/2" Inner Diameter Reducer.
      • 1-1/2" to 1-5/8" or 38-41mm Reducer
      • 1-1/2" to 1-3/4" or 38-44mm Reducer
      • 1-1/2" to 1-7/8" or 38-48mm Reducer
      • 1-1/2" to 2" or 38-51mm Reducer
    • Starting @ 1-5/8" OD Small End
      • Starting @ 1-5/8" OD Small End
    • Starting @ 1-3/4" OD Small End
      • 2" to 1-3/4" Hose ID Reducer.
      • 1-3/4" to 1-7/8" or 44mm-48mm Reducer
      • 1-3/4" to 2" or 44-51mm Reducer
      • 1-3/4" to 2-1/4" or 44-57mm Reducer
      • 1-3/4" to 2-1/2" or 44-64mm Reducer
    • Starting @ 1-7/8" OD Small End
      • 2" To 1-7/8" ID Reducer
      • 1-7/8" to 2-1/4" or 48-57mm Reducer
    • Starting @ 2" OD Small End
      • 2-1/4" to 2" Hose ID Reducer.
      • 2" to 2-1/4" or 51-57mm Reducer
      • 2" to 2-3/8" or 51-60mm Reducer
      • 2" to 2-1/2" or 51-64mm Reducer
    • Starting @ 2-1/4" OD Small End
  • 7) Billet Fuel Filler Necks
    • 1" or 25mm Diameter
    • 1-5/8" or 41mm Diameter
    • 1-1/2" or 38mm Diameter
    • 2" or 51mm Diameter
    • 2-1/2" or 64mm Diameter
    • 3" Inch or 76mm Billet Filler Neck
  • 8) Twist On - Bayonet Filler Necks & Caps
    • Hydraulic Necks Caps And Strainer Screens
    • Turtle Caps
    • 1.75 Diameter
    • 2.28" Diameter
      • Filler Neck
      • Filler Cap
      • Strainer / Screen
    • 2.50" Diameter
      • Filler Cap
      • Filler Neck
      • Strainer / Screen
    • 2.59" Diameter
      • Filler Cap
      • Filler Neck
    • 3.00" Diameter
      • Filler Cap
      • Filler Neck
    • 4 Inch O.D Bayonet Weld In Filler Neck
    • 4.25" Diameter
      • Filler Cap
      • Filler Neck
      • Strainer Screen
  • 9) Radiator / Coolant Filler Neck
    • In Line Radiator Hose Fill Necks & Adapters
      • 1-1/4" 32mm O.D. inline Radiator Hose Filler Neck
      • 1-1/2" 38mm O.D. Inline Radiator Hose Filler Neck
      • 1-3/4" / 44mm O.D. Inline Radiator Hose Adapters
    • Cold Rolled Steel Radiator Type Filler Neck
    • Aluminum Radiator Type Filler Neck
    • Brass Radiator Type Filler Neck
    • Stainless Steel Radiator Type Filler Neck
    • Radiator Cap
      • 4 lbs
      • 7 lbs
      • 10 lbs
      • 13 lbs
      • 15 lbs
      • 16 lbs
      • 18 lbs
      • 20 lbs
      • Non Pressurized
  • 10) Weld In Filler Necks
    • 1.50" Or 38mm Filler Necks
    • 1-5/8" or 41mm O.D. Filler Necks & Caps
    • 1.75 or 44mm O.D. Filler Necks
    • 2" or 51mm O.D. Filler Necks
      • Cap
      • Filler Neck
    • 2-1/4" or 57mm Filler Necks
      • Filler Neck
    • 2.28" or 58mm Filler Necks & Caps
      • Filler Cap
      • Filler Neck
    • 2.38 O.D. (Or 2NPT)
    • 2.50 or 64mm Filler Necks & Caps
      • Filler Cap
      • Filler Neck
      • Strainer/Screen
    • 2.59" or 66mm Filler Necks & Caps
      • Cap
      • Filler Neck
    • 3" or 76mm Filler Necks
      • 3" Inch Filler Neck
      • Cap
    • 4" Or 101.8mm Filler Neck
    • 4.25" or 108mm Diameter
      • Filler Neck
      • Filler Cap
      • Strainer/ Screen
    • 4.31" or 84mm Diameter
      • Cap
      • Filler Neck
  • 11) Flip Top Fuel Filler Caps
  • 12) Aero / Aircraft / Flush Mount Filler Neck
    • 3-1/8" Outer Diameter - 200 Series Aero Caps
    • 3-3/4" Outer Diameter - 300 Series Aero Caps
    • 4-3/4" Outer Diameter - 400 Series Aero Caps
    • 5" Outer Diameter - 600 Series Aero Caps
    • 5-1/2" Outer Diameter - 500 Series Fuel Caps
  • 13) Fuel Cell Parts Filler Cap Parts
  • 14) Urea Diesel Exhaust Fluid DEF Parts - Fittings
    • UREA DEF FITTINGS
    • Hose Connectors - DEF Diesel Emissions Fluid
      • UREA BSPP BRITISH STANDARD PIPE FITTINGS
      • NPT UREA DEF FITTINGS
    • Reducers - Urea DEF Diesel Exhaust Fluid Hose
    • Filler Necks - DEF - Diesel Exhaust Fluid
    • Housings - Filler Neck Protector / Bezels
    • 1/2" Inch DEF Hose
    • 3/4" DEF Hose
    • 1" DEF Hose
    • 1-1/4" DEF Hose
    • 1-1/2 DEF Hose.
    • 2" DEF Hose.
  • 15) Filler Neck Grommets / Seals
    • Universal Filler Neck Mounting Grommets
    • AMC Fuel Filler Neck Grommets
    • Chevrolet / GMC
    • Dodge, Chrysler, Plymouth
    • Ford, Lincoln, Mercury
    • John Deere Tractor Filler Neck Grommets & Seals
  • 16) Threaded Necks Bungs And Caps.
  • 17) Marine Deck Filler
    • 1-1/2" OD Angled Marine Deck Fill
    • 2" Inch Angled Marine Deck Fill
    • 1-1/2" Inch OD Marine Deck Filler
    • 2"inch OD Marine Deck Filler
  • 19) Universal Remote Mount Neck
    • Gas Engine
      • 1" OD Main
      • 1-1/8" OD Main
      • 1-1/4" OD Main
      • 1-3/8" OD Main
      • 1-1/2" OD Main
      • 1-5/8" OD Main
      • 1-3/4" OD Main
      • 2" OD Main
      • 2-1/4" OD Main
      • 2-1/2" OD Main
    • Diesel Engine
      • 1" OD Main
      • 1-1/8" OD Main
      • 1-1/4" OD Main
      • 1-1/2" OD Main
      • 1-3/4" OD Main
      • 2" OD Main
      • 2-1/4" OD Main
      • 2-1/2" OD Main
  • 20) Auxiliary Diesel Transfer Tank Adapter Kits
    • 1988-2010 GM Auxiliary Transfer Tank Install Kit
    • 2011-2018 Chevy Aux Transfer Tank Adapter Kit
    • 1998-2012 Dodge Ram 2500 3500 Auxiliary Tank Kit
    • 2013-2018 Dodge Ram Diesel Transfer Tank Install
    • 1999-17 Ford F250 F350 Auxiliary Tank Install Kit
  • 21) Bolt On Fuel Filler Neck And Cap
  • A) Fuel Tank Parts - Gas and Diesel
    • Universal Fuel Level Sensor / Sending Unit
      • 240-33 Ohm Sending Unit - Universal
      • 10-180 Ohm Sending Unit - VDO Universal
      • 0-30 Ohm Sending Unit - Early GM Before 1964
      • 0-90 Ohm Sending Unit - Late GM 1965 & Up
      • 73-10 Ohm Fuel Sending Unit Ford and Mopar
      • Floatless Fuel Sending Units - All Ohms
    • Bolt On Fuel Tank Inlet Hose Fittings
    • Barbed Hose Fittings
    • Weld In Bungs
    • Fuel Tank Rollover Safety Vent Valve
    • Gas Tank Breather / Fuel Tank Vent (External)
    • Fuel Tank Pickup Tubes & Parts
    • Anti Spitback Back / Wellback Check Valve's
  • B) Metal Tubing
  • C) Semi & Tractor Trailer Diesel Fuel Caps
    • Borg Warner Diesel Fuel Caps For Steel Tanks 2.38"
    • Freightliner - Diesel Tank Caps = 2.38" ID 2NPT
    • Freightliner - Quarter Turn Diesel Caps
    • Volvo Diesel Fuel Cap (low Sulfur) 2.88 I.D.
    • Volvo, Mack, International Diesel Caps 3.375" ID
    • Kenworth - Fill Necks - Fuel Caps = 3.375" ID
    • Peterbuilt - Fill Necks & Fuel Caps = 4.35 ID"
  • Fuel Line Hose Fittings - Connectors - Adapters
    • Flexible Gas/Diesel Fuel Line And Tubing
    • Female Quick Connect Fuel Line Bundy Fittings
    • Male Fuel Hose Quick Connectors - FuelFlex
    • Threaded Fuel Line Connectors - FuelFlex
    • Compression Fittings & Adapters Fuel Line
    • Male To Female Fuel Line Adapters
    • Fuel Pump - Pressure Repair Kits
  • Diesel Fuel Tanks
    • Dodge Auxiliary & Extra Large Diesel Fuel Tanks
    • Ford Auxiliary And XXL Diesel Fuel Transfer Tanks
    • GM Auxiliary Extra Large Diesel Fuel Tanks
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  • Diesel Fuel Filler Neck Cap Insert (Screw In Threaded Cap)

    Part # NJ129888G2

    (Please See Details Before Ordering)

    $9.10
    Add to Cart Details
  • FNA2668 NA2668 STEEL FILLER NECK WWW.CAPSNECKS.COM SOLD BY FILLER NECK SUPPLY CO

    Steel Industrial Bayonet Filler Neck 2.28" O.D. X 1.25" Tall NA2668

    Part # FNA2668

    (Please See Details Before Ordering)

    $3.99
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  • FILLER NECK PART NUMBER NI-1205, NI1205 FNI1205

    1-3/4" Inch Steel Filler Neck 1.75"/45mm x .95"/24mm NI-1205

    Part # NI1205

    (Please See Details Before Ordering)

    $4.89
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  • aluminum weld in filler neck 2.50 outer diameter

    Aluminum Industrial Equipment Bayonet Filler Neck 2.28 O.D.

    Part # FNA1090AL1

    (Please See Details Before Ordering)

    $7.99
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  • 304 Stainless Steel Bayonet weld on weld in filler Neck NA1007SS304 FNA1007SS304

    304 Stainless Quarter Turn Bayonet Filler Neck 2.28" OD X 0.92" Tall

    Part # NA1007SS304

    (Please See Details Before Ordering)

    $6.49
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  • 2" Billet Aluminum Weld On Bung And Cap 2.00"

    Part # WLDFC2

    (Please See Details Before Ordering)

    $16.99
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  • Cap For 3" / 76mm OD Filler Necks. (VENTED) (FCF507) lebow eaton caps and necks cf507

    Vintage / Classic Style Fuel Cap Fits 3" O.D. Filler Necks (VENTED)

    Part # CF507A

    (Please See Details Before Ordering)

    $8.95
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  • fc1107201 2.59" Aluminum Weld On Bayonet Filler Neck 2.59"/65mm X 1.19" Tall (FNC1107201)

    2.59" O.D. Aluminum Weld On Bayonet Filler Neck 1.19" Tall

    Part # NC1107201

    (Please See Details Before Ordering)

    $3.42
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  • weld on filler neck with flange, cold rolled steel twist lock bayonet threads quarter turn cap style na-1375 na1375 1940 -1975 Scout 90 scout 800 travellal travelette pickup metro

    2.28" Weld On Filler Neck - With Flange - Cold Rolled Steel NA-1375

    Part # NA1375

    (Please See Details Before Ordering)

    $3.99
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  • Aluminum billet weld on bung and oil water gasoline diesel filler cap

    1-1/2" Inch Billet Aluminum Bung And Cap T6061 - 1.50

    Part # WLDFC1.5

    (Please See Details Before Ordering)

    $19.95
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  • Diesel_SAEj1114_Threaded_Filler_Neck _Fuel_Cap_Insert

    Diesel SAEj1114 Threaded Filler Neck - Fuel Cap Insert

    Part # YXG648

    (Please See Details Before Ordering)

    $7.45
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  • fuel cap 37818 wisco products

    NON VENTED Gas - Diesel - Fuel - Oil - Water Filler Cap Fits 2.28 Neck

    Part # 37818

    (Please See Details Before Ordering)

    $7.25
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