Main Stud Kit X220 Series 2001-2005 GM 6.6L Duramax LB7/LLY XDP Xtreme Diesel Performance 5-Inch Tire on a 9-Inch

5-Inch Tire on a 9-Inch Wide Wheel with 5

This flex plate undergoes rigorous quality inspections throughout the manufacturing process

XDP X-TRA Slick Engine & Fastener Assembly Lubricant (Sold Separately):

High-quality tapered roller bearings that remain tight with no side-to-side or vertical movement

A precision matched spool and control valve help to decrease oil leakage and optimize power output

Main Stud Kit X220 Series 2001-2005 GM 6.6L Duramax LB7/LLY XDP Xtreme Diesel Performance 5-Inch Tire on a 9-InchThe XDP X220 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 Chromoly 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.