2004.5-2005 LLY Engine Parts & Accessories


ARP Head Studs | 01-16 Duramax
Sale priceFrom $650.00

Merchant Grade C Head Gasket Kit | 04.5-10 LLY, LBZ & LMM Duramax
Sale priceFrom $515.00


XDP Wrinkle Black HD High Output Alternator | 01-07 GM Duramax
Sale price$419.95


Merchant Automotive Performance Motor Mounts | 01-10 GM Duramax
Sale price$422.63

CR2 Duramax Crankshaft Pin Kit | 01-16 GM Duramax
Sale price$149.00


PPE Billet Valve Covers Shaved | 04.5-10 Duramax
Sale price$305.99


PPE Billet Valve Covers OEM Style | 04.5-10 Duramax
Sale price$305.99


PPE Head Stud Kit | 01-16 GM Duramax
Sale price$539.99

PPE Uppipe Bolt Set | 01-16 GM Duramax
Sale price$35.99


Wehrli Billet Exhaust Manifolds | 2001-2016 GM Duramax
Sale price$1,357.03

XDP HD Gear Reduction Starter | 2001-2019 GM Duramax
Sale price$299.95


Wehrli Brake Reservoir Cover | 2001-2019 GM Duramax
Sale priceFrom $140.00


Wehrli Billet Aluminum Oil Cap | 2001-2025 GM Duramax
Sale price$50.00


PPE Stainless Steel Coolant Tube | 01-24 GM Duramax
Sale price$197.99


XDP High Output Alternator | 01-07 GM Duramax
Sale price$299.95


SoCal Street Rods | 01-16 GM Duramax
Sale price$1,999.00


SoCal Performance Motor Mounts | 01-10 GM Duramax
Sale price$449.00


SoCal Billet Main Caps | 01-16 GM Duramax
Sale price$895.00


SoCal Alternative Firing Camshafts | 01-16 GM Duramax
Sale price$1,100.00


Merchant Automotive Water Pump Kit | 01-05 GM Duramax
Sale priceFrom $249.33


Merchant Automotive Oil Cooler | 01-10 GM Duramax
Sale priceFrom $799.73


Industrial Injection Billet Pushrods | 01-16 GM Duramax
Sale priceFrom $23.92


Industrial Injection 14MM Gorilla Girdle Kit | 01-10 GM Duramax
Sale price$1,321.76