Main Stud Kit 2001-2005 GM 6.6L Duramax LB7/LLY XDP Xtreme Diesel Performance Premium Fuel Injectors Available in aluminum

Available in aluminum

0 with the Xpressor OER Series Replacement Turbocharger

5 - 1/8" NPT BOOST PORTS

trouble free installation

Valve springs are an essential upgrade that are often overlooked in many performance builds

Main Stud Kit 2001-2005 GM 6.6L Duramax LB7/LLY XDP Xtreme Diesel Performance Premium Fuel Injectors Available in aluminumThe XDP Main Stud Kit XD3007MS is essential for setting up your 2001 2005 GM 6. 6L Duramax LB7 LLY for competition or street use. OEM main bolts typically struggle to handle the pressure in high horsepower engines. Constructed using an 8740 Chrome Moly with an added proprietary element ensures these studs are more durable and will not stretch like the factory bolts. The threads are rolled after heat treating to deliver optimum fatigue strength. These