Description
Upgrade the reliability and performance of your 2017–2022 GM Duramax with the Pure Power 608990 HP4 to DCR Conversion Fuel Pump Kit. Manufactured by PurePower, a Stanadyne company, this kit replaces the factory-installed HP4 pump with the robust and highly reliable DCR (Diesel Common Rail) pump. Built to meet and exceed OEM standards, the DCR pump is 100% end-of-line tested for peak performance and leak-free operation.
Designed specifically for the 6.6L L5P Duramax engine, this conversion kit includes the DCR pump along with all necessary high-pressure and low-pressure fuel tubes for a direct installation. Whether you’re maintaining your daily driver or preparing your truck for heavy towing, the DCR conversion provides improved durability, reliability, and long-term peace of mind.
Features:
- Direct replacement for factory-installed Denso HP4 fuel pump
- DCR design reduces risk of catastrophic fuel system failure
- 100% tested for leaks and optimal pressure performance
- Built in ISO 9001:2015 certified facility in the USA
- Supports consistent high-pressure common rail operation
- Longer service life under heavy towing or tuned applications
- Includes supply, return, and high-pressure fuel tubes
- Backed by OEM-level engineering and Stanadyne expertise
Included:
- (1) DCR Fuel Pump
- (1) Fuel Tube – Low Pressure Supply
- (1) Fuel Tube – Low Pressure Return
- (1) Fuel Tube – High Pressure Rail
- (1) Fuel Tube – High Pressure Pump
- (1) Supply Hold Down Bolt
Fitment:
- 2017-2022 Chevrolet Silverado 2500 (6.6L Duramax L5P)
- 2017-2022 Chevrolet Silverado 3500 (6.6L Duramax L5P)
- 2017-2022 GMC Sierra 2500 (6.6L Duramax L5P)
- 2017-2022 GMC Sierra 3500 (6.6L Duramax L5P)
Notes:
- Limited Lifetime Warranty
- Direct Replacement
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