Filler Necks – EuroPartShop

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Filler Necks

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Radium Engineering

Radium Engineering Remote Mount SVF Swing Valve Filler Cap

$109.95 $104.45
RAD20-1548
Fabrication Filler Necks Instock Radium Engineering
Capless fuel filler for Radium fuel filler receptacles. Screws into any "silver cup" fuel filler from Radium. Modeled after traditional OEM capless fuel fillers....
-5%
New
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Radium Engineering

Radium Engineering Remote Mount SVF Swing Valve Filler 1.5in

$229.95 $218.45
RAD20-1003
Fabrication Filler Necks Instock Radium Engineering
Capless fuel filler with 1.5" hose barb connection. Modeled after OEM capless fillers. Includes an optional dust cap and tether to keep debris out...
-5%
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Radium Engineering

Radium Engineering Remote Mount Vented Female Dry Break 1.5in Elbow

$339.95 $322.95
RAD20-1104-V
Fabrication Filler Necks Instock Radium Engineering
Female dry break receptacle for mounting on exterior body work of vehicle. Back side features a 75 degree angled 1.5" diameter elbow connected with...
-5%
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Radium Engineering

Radium Engineering Remote Mount SVF Swing Valve Filler 1.5in Elbow

$279.95 $265.95
RAD20-1103
Fabrication Filler Necks Instock Radium Engineering
Capless fuel filler with 1.5" angled hose barb connection. Modeled after OEM capless fillers. Includes an optional dust cap and tether to keep debris...
-5%
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Radium Engineering

Radium Engineering Remote Mount - Vented Female Dry Break Fuel Fillers 2.25in

$289.95 $275.45
RAD20-1204-V
Fabrication Filler Necks Instock Radium Engineering
Female dry break receptacle for mounting on exterior body work of vehicle. Back side features a 2.25" hose barb connection. Only compatible with Radium...
-5%
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Radium Engineering

Radium Engineering Quick Fill Dump Can, 1.5in Dry Break PRV

$449.95 $427.45
RAD20-1697-01
Fabrication Filler Necks Instock Radium Engineering
5 gallon fuel dump can featuring dry-break probe compatible with Radium dry-break fuel filler receptacles.
-5%
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Radium Engineering

Radium Engineering Remote Mount Fuel Filler 2.25in Vented

$159.95 $151.95
RAD20-1205-V
Fabrication Filler Necks Instock Radium Engineering
Remote mounted fuel filler point. Standard filling, features a screw off lid. Backside features a 2.25" hose barb connection.
-5%
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Radium Engineering

Radium Engineering FCST-X 3-Bolt Direct Mount Fill Neck And Cap - Vented

$99.95 $94.95
RAD20-1197-V
Fabrication Filler Necks Instock Radium Engineering
Direct fill neck for Radium FCST-X fuel cell surge tank systems. Screw off-cap included. 3-Bolt flange only compatible with FCST-X models.
-5%
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Radium Engineering

Radium Engineering Remote Mount Vented Standard Filler 1.5in Elbow

$209.95 $199.45
RAD20-1105-V
Fabrication Filler Necks Instock Radium Engineering
Remote mounted fuel filler point. Standard filling, features a screw off lid. Backside features a 24AN male with a 75 degree angled neck for...
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Radium Engineering

Radium Engineering FCST-X Fill Neck Block-Off Kit

$29.81
RAD20-1060
Fabrication Filler Necks Instock Radium Engineering
Fuel fill block-off plate for Radium Engineering FCST-X surge tanks.
-5%
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Radium Engineering

Radium Engineering FCST-X 3-Bolt Remote Mount Fill Neck - 24AN Elbow - 1.5in Barb

$119.95 $113.95
RAD20-1047
Fabrication Filler Necks Instock Radium Engineering
Fuel cell fill neck for remote filling. Neck is angled at 75 degrees and is 1.5" diameter. Includes wrench. 3-Bolt flange only compatible with...
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Radium Engineering

Radium Engineering FCST-X 3-Bolt Remote Mount Fill Neck - Straight - w/ 1.5in Barb

$60.61
RAD20-1027
Fabrication Filler Necks Instock Radium Engineering
Bolt-on fuel filler neck for remote filling. 3-Bolt flange compatible only with Radium FCST-X surge tanks.
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Radium Engineering

Radium Engineering 24AN Remote Mount Filler Adapter

$45.21
RAD20-1008
Fabrication Filler Necks Instock Radium Engineering
Adapter for 24AN male. To be used with Radium fuel fillers, part numbers 20-1005-V and 20-1004-V.
-5%
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Radium Engineering

Radium Engineering 1.5in Vented Remote Mount Fuel Filler

$159.95 $151.95
RAD20-1005-V
Fabrication Filler Necks Instock Radium Engineering
Radium Engineering 1.5in Vented Remote Mount Fuel Filler
-5%
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Radium Engineering

Radium Engineering Dry Break 1.5in Female Remote Mount - Vented

$289.95 $275.45
RAD20-1004-V
Fabrication Filler Necks Instock Radium Engineering
Female dry break recepticle for mounting on exterior body work of vehicle. Only compatible with Radium dry break systems.
-5%
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Radium Engineering

Radium Quick Fill Dump Can Standard Filler

$199.95 $189.95
RAD20-0697-00
Fabrication Filler Necks Instock Radium Engineering
Molded 6 gallon dump can. Compatible with all types of fuel. Includes standard fill spout and accessories. Semi-transparent white color.
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Radium Engineering

Radium Dry Break Dust Cap

$45.21
RAD20-0604
Fabrication Filler Necks Instock Radium Engineering
For use with Radium dry-break fuel cell fill receivers. Includes lanyard
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Radium Engineering

Radium Fuel Fill Neck Hose Kit 1.5in Clear

$59.16
RAD20-0602
Fabrication Filler Necks Instock Radium Engineering
Clear fuel filler hose. 36" length. 1.5" ID. Clamps included.
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Radium Engineering

Radium Engineering Fuel Fill Neck Hose Kit - 1.5in ID

$89.96
RAD20-0597
Fabrication Filler Necks Instock Radium Engineering
Flexible fuel filler hose. 3 foot long, 1.5" inside diameter. T-bolt clamps included.
-4%
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Radium Engineering

Radium Remote Mount Fill Neck - Straight - 1.5in Barb

$79.95 $76.01
RAD20-0527
Fabrication Filler Necks Instock Radium Engineering
Straight fill neck for 1.5" ID fill hose. 6-bolt flange. For use on Radium Fuel Cell Surge Tank systems. Integrated check valve flapper. Not...
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Radium Engineering

Radium Engineering Fuel Cell Fill Cap Vented

$41.36
RAD20-0148-V
Fabrication Filler Necks Instock Radium Engineering
Machined aluminum fill cap. Integragted vent with roll-over protection. O-ring included.
-16%
Koyo FN3037 FITS: Filler Necks FITS: 2022 Toyota GR86/ Subaru BRZ Aluminum Filler Neck Filler Necks Quick View
Koyo

Koyo FN3037 FITS: Filler Necks FITS: 2022 Toyota GR86/ Subaru BRZ Aluminum Filler Neck Filler Necks

$98.20 $81.93
KOYFN3037
Coolant Fill Necks Fabrication Filler Necks Instock Koyo
Koyo 2022 Toyota GR86/ Subaru BRZ Aluminum Filler Neck
-8%
Vibrant 20982 FITS: Weld On Radiator Filler Neck 42mm ID (1.65in) Filler Necks Quick View
Vibrant

Vibrant 20982 FITS: Weld On Radiator Filler Neck 42mm ID (1.65in) Filler Necks

$44.99 $41.17
VIB20982
Coolant Fill Necks Fabrication Filler Necks Instock Vibrant
Vibrant Performance Radiator Filler Necks are CNC Machined from durable 6061 Aluminum Alloy. They include a barbed nipple for plumbing to an expansion tank....
-4%
Vibrant 20980 FITS: Weld On Radiator Filler Neck 32mm ID (1.25in) Filler Necks Quick View
Vibrant

Vibrant 20980 FITS: Weld On Radiator Filler Neck 32mm ID (1.25in) Filler Necks

$40.99 $39.01
VIB20980
Coolant Fill Necks Fabrication Filler Necks Pre-Order Vibrant
Vibrant Performance Radiator Filler Necks are CNC Machined from durable 6061 Aluminum Alloy. They include a barbed nipple for plumbing to an expansion tank....
-31%
Mishimoto MMFN-S FITS: Filler Necks FITS: 32mm Aluminum CNC Fill Neck Filler Necks Quick View
Mishimoto

Mishimoto MMFN-S FITS: Filler Necks FITS: 32mm Aluminum CNC Fill Neck Filler Necks

$48.95 $33.76
MISMMFN-S
Coolant Fill Necks Fabrication Filler Necks Instock Mishimoto
If you manufacture your own aluminum radiator, the Mishimoto Aluminum Coolant Fill Neck is a must-have.The Mishimoto Aluminum Coolant Fill Necks are CNC machined...
-16%
Koyo FN2313 FITS: Filler Necks FITS: 06-11 Honda Civic Aluminum Filler Neck Filler Necks Quick View
Koyo

Koyo FN2313 FITS: Filler Necks FITS: 06-11 Honda Civic Aluminum Filler Neck Filler Necks

$97.20 $81.27
KOYFN2313
Coolant Fill Necks Fabrication Filler Necks Instock Koyo
Must Use SK-C13 or equilvalent deep plunger cap
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Filler Necks for BMW, Audi & European Cars

BMW and Audi owners who upgrade with quality parts consistently report improved performance, confidence, and long-term reliability compared to OEM replacements.

Fitment Guaranteed

All parts on this page are listed with vehicle-specific fitment. If your vehicle is listed, the part fits — no guesswork. Every part in this category has been cross-referenced against BMW, Audi, VW, Mercedes, Porsche, and MINI fitment databases. If you're not sure — email us at sales@europartshop.com and we'll confirm for your specific VIN.

OEM vs. Aftermarket — The Real Comparison

Performance and OEM-quality aftermarket parts often outlast dealer-sourced parts at a fraction of the price. Euro Part Shop stocks both OEM-spec replacements (when you just need the car fixed) and performance-grade upgrades (when you want it to feel better than new). Both ship the same day.

Why Euro Part Shop?

  • European car specialists — we drive these cars, we know these parts
  • Verified fitment — every listing checked against make, model, year, and engine code
  • Same-day shipping — orders placed before 3PM EST ship today
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