FAST Injector Harness EV1 289302
Choose your option
FAST Injector Harness Ev1 4.65.0
Choose your option
FAST Injector Harness FAST Gen III
Choose your option
Choose your option
FAST Injector Connector Kit-USCAR (8-Pack)
Choose your option
FAST Injector Connector Kit-USCAR (6-Pack)
Choose your option
FAST Injector Connector Kit-USCAR (4-Pack)
Choose your option
FAST Injector Connector Kit-Minitimer
Choose your option
FAST Billet Fuel Rail Kit For LSXR
Choose your option
FAST Billet Fuel Rail Kit For LSXR
Choose your option
Choose your option
FAST OE Fuel Rail Kit LSXR LS1/LS6
Choose your option
FAST OE Fuel Rail Kit LSXR LS3/LS7
Choose your option
Exergy 03-04 Early Dodge Cummins 5.9L 2600 Bar (37700 PSI) Pressure Relief Valve (M14x1.5) *RACE*
Choose your option
Exergy 03-04 Early Dodge Cummins 5.9L 2400 Bar (34800 PSI) Pressure Relief Valve (M14x1.5) *RACE*
Choose your option
Exergy 03-04 Early Dodge Cummins 5.9L 2200 Bar (32000 PSI) Pressure Relief Valve (M14x1.5)
Choose your option
Exergy 03-04 Early Dodge Cummins 5.9L 2000 Bar (29000 PSI) Pressure Relief Valve (M14x1.5)
Choose your option
Exergy 03-04 Early Dodge Cummins 5.9L 1800 Bar (26000 PSI) Pressure Relief Valve (M14x1.5)
Choose your option
Exergy 01-04 Chevrolet Duramax 6.6L LB7 2600 Bar (37700 PSI) Pressure Relief Valve (M16x1.5) *RACE*
Choose your option
Exergy 01-04 Chevrolet Duramax 6.6L LB7 2400 Bar (34800 PSI) Pressure Relief Valve (M16x1.5) *RACE*
Choose your option
About Pure Auto Performance
Pure Auto Performance started with a simple idea: helping people find quality parts they can trust without the stress and confusion that usually comes with upgrading a car. We’re enthusiasts just like you, and we know how much pride goes into every build. Whether it’s improving a daily driver or working on a long-term project, the right part can make your car feel brand new again. That’s why we put care into everything we offer, choosing products that genuinely make a difference on the road.
We also believe car parts should be more than just nice to look at they should last, perform well, and fit the vision each driver has. Some customers prefer clean, subtle upgrades, while others love bold changes that completely transform their vehicle. No matter the style, our goal is to make the process easy, honest, and enjoyable. At Pure Auto Performance, we’re here to support you at every step so you can build a car that feels right for you. This brand is more than a store. It’s a community of people who love driving and want the best for their cars.

