Fits: 2001 thru 2016 Chevy Silverado/GMC Sierra 2500HD/3500HD LB7/LLY/LBZ/LMM/LML Duramax Diesel

These Pro series studs from Automotive Racing Products Inc are cold-forged to ensure molecular integrity. They are heat-treated prior to thread rolling and machining and are rated at a whopping 220,000 psi tensile strength. The Pro series kit comes complete with hardened parallel washers for an even load distribution and accurate torque readings.  ARP Pro series head studs are strongly recommended if you are running over 40 PSI of boost.

Features:

• 220,000 PSI Tensile Strength

• ARP2000 Material

• Chromoly Steel, 12-point nuts

• Parallel Ground Washers

• Black Oxide Finish for Corrosion Resistance

• Made in USA

Includes:

• 36 - M12 Studs

• 36 - 12 Point Nuts

• 36 - Parallel Washers

• 8 - M8 Bolts

Installation Instructions