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  • Radium DIY Wiring Kit for Single Fuel Pump

    Radium DIY Wiring Kit for Single Fuel Pump

    Radium DIY Wiring Kit for Single Fuel Pump

    Vendor:
    Kthnxbye Racing
    Regular price $72.74
    Regular price Sale price $72.74
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  • Radium Dual Catch Can (2022+ WRX)

    Radium Dual Catch Can (2022+ WRX)

    Sold out

    Radium Dual Catch Can (2022+ WRX)

    Vendor:
    Kthnxbye Racing
    Regular price $427.45
    Regular price $449.95 Sale price $427.45
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    Sold out
  • Radium Engineering 02-14 Subaru WRX/STI Top Feed Fuel Rail Upgrade (Factory Top Feed Motors Only)

    Radium Engineering 02-14 Subaru WRX/STI Top Feed Fuel Rail Upgrade (Factory Top Feed Motors Only)

    Radium Engineering 02-14 Subaru WRX/STI Top Feed Fuel Rail Upgrade (Factory Top Feed Motors Only)

    Vendor:
    Kthnxbye Racing
    Regular price $209.95
    Regular price Sale price $209.95
    Unit price /  per 
  • Radium Engineering 02-Up WRX/STi Subaru EJ Fuel Rail Plumbing Kit - Series

    Radium Engineering 02-Up WRX/STi Subaru EJ Fuel Rail Plumbing Kit - Series

    Radium Engineering 02-Up WRX/STi Subaru EJ Fuel Rail Plumbing Kit - Series

    Vendor:
    Kthnxbye Racing
    Regular price $399.95
    Regular price Sale price $399.95
    Unit price /  per 
  • Radium Engineering 10AN Male Swivel Banjo 13.5mm Press Fit Fitting Fits 2JZ-GTE Exhaust Valve Cover

    Radium Engineering 10AN Male Swivel Banjo 13.5mm Press Fit Fitting Fits 2JZ-GTE Exhaust Valve Cover

    Radium Engineering 10AN Male Swivel Banjo 13.5mm Press Fit Fitting Fits 2JZ-GTE Exhaust Valve Cover

    Vendor:
    Kthnxbye Racing
    Regular price $56.95
    Regular price Sale price $56.95
    Unit price /  per 
  • Radium Engineering 10AN Male Swivel Banjo 18.0mm Press Fit Fitting for 2JZ-GTE Intake Valve Cover

    Radium Engineering 10AN Male Swivel Banjo 18.0mm Press Fit Fitting for 2JZ-GTE Intake Valve Cover

    Radium Engineering 10AN Male Swivel Banjo 18.0mm Press Fit Fitting for 2JZ-GTE Intake Valve Cover

    Vendor:
    Kthnxbye Racing
    Regular price $56.95
    Regular price Sale price $56.95
    Unit price /  per 
  • Radium Engineering 10AN Male to 10AN ORB Fitting - Black

    Radium Engineering 10AN Male to 10AN ORB Fitting - Black

    Radium Engineering 10AN Male to 10AN ORB Fitting - Black

    Vendor:
    Kthnxbye Racing
    Regular price $14.20
    Regular price Sale price $14.20
    Unit price /  per 
  • Radium Engineering 10An Orb To Barb .375In Hose | Universal

    Radium Engineering 10An Orb To Barb .375In Hose | Universal

    Radium Engineering 10An Orb To Barb .375In Hose | Universal

    Vendor:
    Kthnxbye Racing
    Regular price $14.20
    Regular price Sale price $14.20
    Unit price /  per 
  • Radium Engineering 8AN Inline to 1/8NPT Female Fitting

    Radium Engineering 8AN Inline to 1/8NPT Female Fitting

    Radium Engineering 8AN Inline to 1/8NPT Female Fitting

    Vendor:
    Kthnxbye Racing
    Regular price $18.95
    Regular price Sale price $18.95
    Unit price /  per 
  • Radium Engineering 8AN ORB to 6AN Male Fitting

    Radium Engineering 8AN ORB to 6AN Male Fitting

    Radium Engineering 8AN ORB to 6AN Male Fitting

    Vendor:
    Kthnxbye Racing
    Regular price $9.45
    Regular price Sale price $9.45
    Unit price /  per 
  • radium fuel switch

    Radium Engineering Adjustable Pressure Switch

    Radium Engineering Adjustable Pressure Switch

    Vendor:
    Kthnxbye Racing
    Regular price $85.45
    Regular price Sale price $85.45
    Unit price /  per 
  • Radium Engineering Black 8AN Orb Direct Mount Regulator

    Radium Engineering Black 8AN Orb Direct Mount Regulator

    Sold out

    Radium Engineering Black 8AN Orb Direct Mount Regulator

    Vendor:
    Kthnxbye Racing
    Regular price $179.99
    Regular price Sale price $179.99
    Unit price /  per 
    Sold out
  • Radium Engineering Catch Can Kit CCV Fluid Lock Honda Civic Type-R FK8 2018-2021

    Radium Engineering Catch Can Kit CCV Fluid Lock Honda Civic Type-R FK8 2018-2021

    Radium Engineering Catch Can Kit CCV Fluid Lock Honda Civic Type-R FK8 2018-2021

    Vendor:
    Kthnxbye Racing
    Regular price $256.45
    Regular price Sale price $256.45
    Unit price /  per 
  • Radium Engineering COMPETITION CATCH CAN KIT SHORT UNIVERSAL 20-0072

    Radium Engineering COMPETITION CATCH CAN KIT SHORT UNIVERSAL 20-0072

    Radium Engineering COMPETITION CATCH CAN KIT SHORT UNIVERSAL 20-0072

    Vendor:
    Kthnxbye Racing
    Regular price $237.45
    Regular price Sale price $237.45
    Unit price /  per 
  • Radium Engineering Coolant Tank Kit Honda Civic Type-R 2017+

    Radium Engineering Coolant Tank Kit Honda Civic Type-R 2017+

    Radium Engineering Coolant Tank Kit Honda Civic Type-R 2017+

    Vendor:
    Kthnxbye Racing
    Regular price $339.95
    Regular price Sale price $339.95
    Unit price /  per 
  • Radium Engineering Direct Mount Fuel Pulse Damper Kits

    Radium Engineering Direct Mount Fuel Pulse Damper Kits

    Radium Engineering Direct Mount Fuel Pulse Damper Kits

    Vendor:
    Kthnxbye Racing
    Regular price From $89.98
    Regular price Sale price From $89.98
    Unit price /  per 
  • Radium Engineering Direct Mount Fuel Pulse Damper Kits

    Radium Engineering Direct Mount Fuel Pulse Damper Kits

    Radium Engineering Direct Mount Fuel Pulse Damper Kits

    Vendor:
    Kthnxbye Racing
    Regular price From $89.95
    Regular price Sale price From $89.95
    Unit price /  per 
  • Radium Engineering DMR Fuel Pressure Regulator

    Radium Engineering DMR Fuel Pressure Regulator

    Sold out

    Radium Engineering DMR Fuel Pressure Regulator

    Vendor:
    Kthnxbye Racing
    Regular price $149.95
    Regular price Sale price $149.95
    Unit price /  per 
    Sold out
  • Radium Engineering DMR Fuel Pressure Regulator

    Radium Engineering DMR Fuel Pressure Regulator

    Radium Engineering DMR Fuel Pressure Regulator

    Vendor:
    Kthnxbye Racing
    Regular price $149.95
    Regular price Sale price $149.95
    Unit price /  per 
  • Radium Engineering Dual Catch Can Kit | 2015-2021 Subaru WRX

    Radium Engineering Dual Catch Can Kit | 2015-2021 Subaru WRX

    Sale

    Radium Engineering Dual Catch Can Kit | 2015-2021 Subaru WRX

    Vendor:
    Kthnxbye Racing
    Regular price $417.95
    Regular price $439.95 Sale price $417.95
    Unit price /  per 
    Sale
  • Radium Engineering Fluid Lock CCV Catch Can Kit for the GR Corolla 2023+

    Radium Engineering Fluid Lock CCV Catch Can Kit for the GR Corolla 2023+

    Sale

    Radium Engineering Fluid Lock CCV Catch Can Kit for the GR Corolla 2023+

    Vendor:
    Kthnxbye Racing
    Regular price From $218.45
    Regular price $229.95 Sale price From $218.45
    Unit price /  per 
    Sale
  • Radium Engineering Fluid Lock Dual Catch Can Kit Toyota Mk5 Supra

    Radium Engineering Fluid Lock Dual Catch Can Kit Toyota Mk5 Supra

    Radium Engineering Fluid Lock Dual Catch Can Kit Toyota Mk5 Supra

    Vendor:
    Kthnxbye Racing
    Regular price $509.95
    Regular price Sale price $509.95
    Unit price /  per 
  • Radium Engineering FPR Adapter - 8AN ORB 11mm Bore 39mm Spacing M6

    Radium Engineering FPR Adapter - 8AN ORB 11mm Bore 39mm Spacing M6

    Radium Engineering FPR Adapter - 8AN ORB 11mm Bore 39mm Spacing M6

    Vendor:
    Kthnxbye Racing
    Regular price $33.20
    Regular price Sale price $33.20
    Unit price /  per 
  • Radium Engineering FPR Kit Green Subaru STI 2008-2021

    Radium Engineering FPR Kit Green Subaru STI 2008-2021

    Radium Engineering FPR Kit Green Subaru STI 2008-2021

    Vendor:
    Kthnxbye Racing
    Regular price $269.95
    Regular price Sale price $269.95
    Unit price /  per 
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