2004.5-2005 LLY Engine Parts & Accessories


ARP Head Studs | 01-16 Duramax
Sale priceFrom $916.00

Merchant Grade C Head Gasket Kit | 04.5-10 LLY, LBZ & LMM Duramax
Sale priceFrom $726.00


XDP Wrinkle Black HD High Output Alternator | 01-07 GM Duramax
Sale price$592.00


Merchant Automotive Performance Motor Mounts | 01-10 GM Duramax
Sale price$596.00

CR2 Duramax Crankshaft Pin Kit | 01-16 GM Duramax
Sale price$210.00


PPE Billet Valve Covers Shaved | 04.5-10 Duramax
Sale price$431.00


PPE Billet Valve Covers OEM Style | 04.5-10 Duramax
Sale price$431.00


PPE Head Stud Kit | 01-16 GM Duramax
Sale price$761.00

PPE Uppipe Bolt Set | 01-16 GM Duramax
Sale price$51.00


Wehrli Billet Exhaust Manifolds | 2001-2016 GM Duramax
Sale price$1,912.00

XDP HD Gear Reduction Starter | 2001-2019 GM Duramax
Sale price$423.00


Wehrli Brake Reservoir Cover | 2001-2019 GM Duramax
Sale priceFrom $198.00


Wehrli Billet Aluminum Oil Cap | 2001-2025 GM Duramax
Sale price$71.00


PPE Stainless Steel Coolant Tube | 01-24 GM Duramax
Sale price$279.00


XDP High Output Alternator | 01-07 GM Duramax
Sale price$423.00


SoCal Street Rods | 01-16 GM Duramax
Sale price$2,816.00


SoCal Performance Motor Mounts | 01-10 GM Duramax
Sale price$633.00


SoCal Billet Main Caps | 01-16 GM Duramax
Sale price$1,261.00


SoCal Alternative Firing Camshafts | 01-16 GM Duramax
Sale price$1,550.00


Merchant Automotive Water Pump Kit | 01-05 GM Duramax
Sale priceFrom $352.00


Merchant Automotive Oil Cooler | 01-10 GM Duramax
Sale priceFrom $1,127.00


Industrial Injection Billet Pushrods | 01-16 GM Duramax
Sale priceFrom $34.00


Industrial Injection 14MM Gorilla Girdle Kit | 01-10 GM Duramax
Sale price$1,862.00