Performance Valve Springs & Retainer Kit XDP Powerstroke with brand new hardware

with brand new hardware

7L Cummins with the XDP X-TRA Cool Direct-Fit Replacement Radiator XD294

higher engine RPM

7L Cummins on the road or track for the long haul

They displace 190cc of fuel and we pair these with 30%-75% nozzles

Performance Valve Springs & Retainer Kit XDP Powerstroke with brand new hardwareFortify the valvetrain in your 1989 1998 Dodge 5. 9L Cummins when you install the XDP Performance Valve Springs and Retainer Kit XD389. Valve springs are a vital upgrade that are often ignored in many performance builds. The stock valve springs in your Cummins engine are not designed to handle the increased engine RPM or higher boost levels that are common in modified applications. Even typical upgrades like an exhaust brake, aftermarket turbocharger,