2007.5-2018 Cummins 6.7L 68RFE Billet Accumulator Piston Kit (R72927AHPK)Accumulator piston scuffing and bore wear are common issues in listed valve bodies, especially when running increased pressures. The OE accumulator pistons have two seal rings. The seal groove at the open end of the piston is a larger diameter, with the seal ring acting as a guide to prevent piston to bore contact. The seal groove at the closed end of the piston is a smaller diameter and the seal ring acts as a conventional seal. However, due to the

which allows for an easy retrofit

roller bearing support

The factory STC fitting is known to crack and break causing stalling

HP Tuners MPVI4 Tuning Device (M04-000-00)

FPE-CLNTBYPS-CUMMINS-0305-SS

To top it off

7L with the P1 Performance Products CFS9458 4" XP Series Race Pipe

9L 63mm FMW HX35 Cheetah Turbocharger (FPE-HX35-63-FMW)

these OEM replacement main bearings feature tri-metal construction with a copper/lead material on steel with a

Replaces GM Part#97188722 Corrosion resistant

6L Duramax

This Billet replacement compressor wheel for the stock turbochargers on 1994-2003 7