Collection: Fuel System
Reliable fuel delivery is the backbone of power. Upgraded fuel pumps, injectors, rails, and regulators ensure your engine gets the consistent fuel flow it needs — especially under boost or high-RPM demand. A stronger fuel system supports tuning headroom, prevents lean conditions, and unlocks the full potential of your performance upgrades. More fuel. More power. More confidence.
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In Stock
20-1100-00
Radium MPR RA Multi Port FPR Fuel Pressure Regulator
Regular price $415.00Regular priceUnit price per -
In Stock
20-0290
Radium SAE Female EFI Quick Connect to AN Male Low Profile Fitting
Regular price From $49.00Regular priceUnit price per -
In Stock
20-0984
Radium Parallel Fuel Rail Plumbing Kit w/DMR RA Regulator - Subaru WRX 08-14/STI 08-21/FXT SH/LGT 07-14 (EJ20/EJ25)
Regular price $791.00Regular priceUnit price per -
In Stock
20-0813
Radium 10AN Male Press-In Valve Cover Fittings - Nissan RB25DET (Crankcase)
Regular price $118.00Regular priceUnit price per -
In Stock
20-0777
Radium V2 FPD-XR Extended Range Fuel Pulse Dampener - 8AN ORB
Regular price $198.00Regular priceUnit price per -
In Stock
20-0910
Radium Fuel Cell Weld In Cage
Regular price From $999.00Regular priceUnit price per -
20-0640-00
Radium Fuel Pump Hanger - Mitsubishi Evo X
Regular price $1,047.00Regular priceUnit price per -
In Stock
20-0638
Radium 6AN Universal DIY PTFE Hose Kit Black
Regular price $260.00Regular priceUnit price per -
In Stock
20-0533-02
Radium Fuel Rail - Mitsubishi Evo 1-3/Galant VR4 (4G63)
Regular price $296.00Regular priceUnit price per -
In Stock
20-0376-03
Radium Fuel Hanger Plumbing Kit w/Filter - Mitsubishi Evo 7-9
Regular price From $909.00Regular priceUnit price per -
In Stock
20-0010-00
Radium Fuel Pressure Regulator
Regular price From $138.00Regular priceUnit price per -
In Stock
14-0227
Radium SAE Female EFI Quick Connect to Barb Fittings
Regular price From $30.00Regular priceUnit price per -
In Stock
14-0203
Radium PushLok Hose Ends
Regular price From $20.00Regular priceUnit price per -
In Stock
14-0193
Radium AN ORB to Hose Barb Fittings
Regular price From $20.00Regular priceUnit price per -
20-0579-02
Radium Side Feed Conversion Fuel Rails - Subaru WRX/STI 94-96 (V1-V2)
Regular price $494.00Regular priceUnit price per -
In Stock
20-0433
Radium Fuel Rails Suit Coyote V8 - Ford Mustang GT 15-21/FPV FG 10-14/XR8 FGX 14-16
Regular price $474.00Regular priceUnit price per -
20-0409
Radium 10AN Male Swivel Banjo 13.5mm Press Fit Fitting - Toyota 2JZ Exhaust
Regular price $118.00Regular priceUnit price per -
In Stock
20-0407
Radium Fuel Pressure Gauge With 90 Deg Adapter
Regular price $128.00Regular priceUnit price per -
In Stock
20-0372
Radium Fuel Rail Adapter - Subaru Ver8/9 EJ207, 2.5i EJ253
Regular price $99.00Regular priceUnit price per -
In Stock
20-0369
Radium Fuel Rail, 94-05 Mazda MX-5
Regular price $296.00Regular priceUnit price per -
In Stock
20-0298
Radium Fuel Pump Outlet Adaptor Suit Walbro 460/DW 400
Regular price $49.00Regular priceUnit price per -
In Stock
20-0278
Radium Fuel Cell 24 Bolt Weld Flange with Gasket
Regular price $178.00Regular priceUnit price per -
In Stock
20-0232
Radium Fuel Rails - GM LS Engine
Regular price $455.00Regular priceUnit price per -
In Stock
20-0197-V
Radium Direct Mount Fill Neck And Cap, Vented
Regular price $207.00Regular priceUnit price per -
In Stock
20-0178
Radium FPD-R Fuel Pulse Dampener - 3/8" NPT
Regular price $178.00Regular priceUnit price per -
In Stock
20-0112-12
Radium Black Fuel Rail Only - Mitsubishi Evo X
Regular price $296.00Regular priceUnit price per -
In Stock
20-0111-02
Radium Fuel Rail Kit - Subaru BRZ & Toyota 86 12-21, 22+
Regular price $356.00Regular priceUnit price per -
In Stock
20-0075
Radium Fuel Pressure Gauge 0-100psi w/8AN ORB Adaptor
Regular price $128.00Regular priceUnit price per -
In Stock
14-0332
Radium 1/8" NPT Male to Female 90 Degree Fitting
Regular price $30.00Regular priceUnit price per -
In Stock
14-0128
Radium Fuel Pulse Damper OEM Style
Regular price $99.00Regular priceUnit price per -
In Stock
14-0121
Radium M14 Inverted Flare to 6AN Adapter Fitting Short (Mitsubishi Style)
Regular price $49.00Regular priceUnit price per -
In Stock
13-0008
Radium Single Universal Catch Can Mounting Bracket
Regular price $35.00Regular priceUnit price per -
In Stock
343150
Cobb Tuning Top Feed Fuel Rails - Subaru WRX 01-14/STI 01-21/Forester 03-13/Liberty 07-09
Regular price $499.00Regular priceUnit price per -
315200
Cobb Tuning Fuel Pressure Regulator kit - Subaru STI 08-20
Regular price $775.00Regular priceUnit price per -
312450
Cobb Tuning AEM 340lph E85 High Flow Fuel Pump - Subaru WRX/STI 94-07
Regular price $249.00Regular priceUnit price per -
In Stock
312230
Cobb Tuning Top Feed 1300x Fuel Injectors - Subaru WRX 01-14/STI 01-21/Forester XT 03-13/Liberty GT 07-14
Regular price $1,499.00Regular priceUnit price per
