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.
-
In Stock
20-0815-01
Radium Complete Refueling Kits with Dump can 1.5" Dry Break
Regular price From $1,581.00Regular priceUnit price per -
In Stock
20-0841-22
Radium Fcst-X Refueling Kit, Remote Mount, Std Fill
Regular price $769.00Regular priceUnit price per -
In Stock
20-1989
Radium Extension Kit for FCST-X
Regular price $395.00Regular priceUnit price per -
In Stock
20-1021-03
Radium Fuel Filter Kit - Mazda MX-5 NA/NB 89-05
Regular price From $415.00Regular priceUnit price per -
In Stock
20-0870-PK
Radium Fuel Rail Plumbing Kit - Honda F-Series/H-Series
Regular price $158.00Regular priceUnit price per -
In Stock
20-0870
Radium Fuel Rail Kit - Honda F-Series/H-Series
Regular price $296.00Regular priceUnit price per -
20-0850
Radium Fuel Level Sensor Adaptor - Subaru WRX VA 15-21/Forester XT SJ 13-18
Regular price $49.00Regular priceUnit price per -
In Stock
20-0769-02
Radium Fuel Rail - Mazda MX-5 NA 89-93
Regular price $296.00Regular priceUnit price per -
20-0735
Radium Fuel Pump Access Cover - Nissan Silvia, 180SX S13/Skyline R32
Regular price $158.00Regular priceUnit price per -
20-0703-03
Radium Fuel Hanger Plumbing Kit w/Filter - Nissan Silvia, 180SX S13/Skyline R32
Regular price From $1,047.00Regular priceUnit price per -
In Stock
20-0702-03
Radium Fuel Hanger Plumbing Kit w/Filter - Nissan Silvia 180SX S14 S15/Skyline R33 R34
Regular price From $1,186.00Regular priceUnit price per -
In Stock
20-0588
Radium VTA Vent To Atmosphere Baffled Oil Cap Kit - Holden Commodore/HSV LSX V8
Regular price $158.00Regular priceUnit price per -
In Stock
20-0558
Radium Side Feed Conversion Fuel Rail Kit - Nissan Silvia/180SX S13 (SR20DET)
Regular price $455.00Regular priceUnit price per -
In Stock
20-0537
Radium Fuel Rail - Nissan Skyline GT-T R34/Stagea S2 (RB25DET Neo)
Regular price $395.00Regular priceUnit price per -
In Stock
20-0533-PK
Radium Fuel Rail Plumbing Kit - Mitsubishi Evo 1-3/Galant VR4 (4G63)
Regular price $158.00Regular priceUnit price per -
In Stock
20-0371
Radium Fuel Rail - Toyota 2JZ-GE
Regular price $445.00Regular priceUnit price per -
In Stock
20-0370-PK
Radium Fuel Rail Plumbing Kit - Honda B-Series
Regular price $158.00Regular priceUnit price per -
20-0266
Radium Fuel Feed Line Kit - Subaru WRX VA 15-21
Regular price $138.00Regular priceUnit price per -
In Stock
20-0217-PK
Radium Fuel Rail Plumbing Kit - Nissan Skyline GTS-T & GT-R R32/GT-R R33, R34 (RB20/RB26)
Regular price $178.00Regular priceUnit price per -
In Stock
20-0170
Radium AN ORB Fuel Surge Tank Bulkhead Fittings
Regular price $39.00Regular priceUnit price per -
In Stock
20-0151
Radium Fuel Collection Valve
Regular price $118.00Regular priceUnit price per -
In Stock
20-0050
Radium 10AN ORB Fitting to Air Filter
Regular price $79.00Regular priceUnit price per -
In Stock
14-0531
Radium AN ORB Female to AN ORB Female Adaptor Fittings
Regular price $20.00Regular priceUnit price per -
14-0358
Radium 3/8in SAE Male to 1/8NPT Male - Ford Mustang GT FN 18-21
Regular price $30.00Regular priceUnit price per -
In Stock
14-0058
Radium Radiator Hose Barbed 1/4" NPT Adaptor
Regular price From $79.00Regular priceUnit price per -
In Stock
13-0055
Radium Universal Competition Catch Can Mounting Bracket
Regular price $73.00Regular priceUnit price per -
325650
Cobb Tuning Subaru Nextgen Flex Fuel Ethanol Sensor kit 08-21 STI
Regular price $1,494.00Regular priceUnit price per -
In Stock
20-0237
Radium Distribution Block 3 x 8AN ORB to 1 x 10AN ORB w/Fittings
Regular price $178.00Regular priceUnit price per -
In Stock
20-0148
Radium Non-Vented Fill Neck Cap Only
Regular price $56.00Regular priceUnit price per -
In Stock
20-0120
Radium Fuel Surge Tank Install Kit - Mitsubishi Evo 7-9
Regular price $731.00Regular priceUnit price per -
20-0070-02
Radium Fuel Rail Kit Excluding Hose or Fittings - BMW E46 M3 (S54)
Regular price $395.00Regular priceUnit price per -
In Stock
13-0011
Radium FST Fuel Surge Tank Mounting Bracket - Universal Frame/Rail Mount
Regular price $59.00Regular priceUnit price per -
SUB000FSYS
Cobb Tuning Fuel System Package - Subaru STI 08-21
Regular price $2,390.00Regular priceUnit price per -
NISCAN0FF0
Cobb Tuning CAN Gateway + Flex Fuel Kit - Nissan GTR R35 07-18
Regular price $1,925.00Regular priceUnit price per -
In Stock
352450
Cobb Tuning AEM High Flow Fuel Pump - Mitsubishi Evo X
Regular price $249.00Regular priceUnit price per -
In Stock
315150
Cobb Tuning Fuel Pressure Regulator Manifold Reference Relocation Kit - Subaru STI 08-21
Regular price $47.00Regular priceUnit price per
