ARP 4300203 GM Duramax LLY-LMM Stainless Steel Head Stud Kit - 6.6L

The ARP 4300203 head stud kit is engineered specifically for 2004.5-2007 GM Duramax LLY and LMM 6.6L diesel engines. This premium fastener solution provides superior clamping force and reliability for high-performance and heavy-duty applications where stock head bolts may fall short.

Key Features:

• Manufactured from high-quality stainless steel for exceptional strength and corrosion resistance
• 12-point head design allows for precise torque application and easier installation in tight spaces
• Provides significantly improved clamping force over factory torque-to-yield bolts
• Essential upgrade for modified engines, performance builds, and increased boost applications
• Precision threads are rolled after heat treatment for maximum fatigue strength
• Includes premium-quality nuts and hardened parallel-ground washers
• ARP Ultra-Torque assembly lubricant included for accurate torque readings

ARP head studs are a must-have upgrade for any Duramax owner planning to increase power output, install a performance turbo, or simply seeking the peace of mind that comes with superior clamping force. Each kit is manufactured in the USA to ARP's exacting standards and includes detailed installation instructions with proper torque specifications.