LMM Duramax Engine Parts

XDP Model XD351 The XDP Wrinkle Black HD High Output Alternator XD351 improves the capability of the charging system in your 2007.5-2010 GM 6.6L D...

XDP Model XD316Restore lost power from the valvetrain in your 2001-2016 GM 6.6L Duramax with the XDP Pushrods 7/16" Competition & Race Performa...

XDP Model XD315The XDP Pushrods 3/8" Street Performance XD315 eliminate the weak link in the valvetrain of your 2001-2016 GM 6.6L Duramax. The fact...

A premium grade 8740 alloy chrome-moly steel is used to manufacture ARP High Performance connecting rod bolts. This material is heat-treated to pro...

Flexplate bolts play an important role in the performance and safety of race vehicles and street machines. That's why the fastener experts at ARP h...

ARP Valve Cover Bolt Kits are rated at 170,000 PSI tensile strength which is substantially stronger than grade 8 hardware. Offered for all Duramax ...

When you are setting up a Duramax engine for drag racing and sled pulling, ARP main and head studs are a must have item! Keep your mains from walki...

ARP Valve Cover Bolt Kits are rated at 170,000 PSI tensile strength which is substantially stronger than grade 8 hardware. Offered for all Duramax ...

The ARP 200-8793 Harmonic Balancer Washer for your 2001-2016 GM 6.6L Duramax is optimized for enhanced reliability and increased strength. Each 874...

The ARP 129-2503 Balancer Bolt Kit for your 2001-2018 GM 6.6L Duramax is optimized for enhanced reliability and increased strength. Each kit includ...

XDP Model XD251You can rely on the XDP Wrinkle Black HD Gear Reduction Starter XD251 to get your 2001-2019 GM 6.6L Duramax running in the most extr...

XDP Model XD310Upgrade the factory transmission cooler in your 2006-2010 GM 6.6L Duramax LBZ/LMM with the XDP X-TRA Cool Direct-Fit Transmission Oi...

XDP Model XD184The XDP Billet Turbo Resonator Delete Plug XD184 for your 2004.5-2010 GM 6.6L Duramax allows you to clean up the under-hood of your ...