STUDS / BOLTS

Upgrade your 1998.5-2023 Dodge Ram 5.9L/6.7L Diesel with the XDP X220 Series Head Stud Kit XD3010HS. Upgrading the OEM head bolts is a must when adding horsepower and torque to your diesel-powered Ram 2500/3500. The factory head bolts typically can't...

The ARP 247-5403 Main stud set is a direct factory replacement although they are 2000% stronger than factory bolts. They are made of 8740 Chrome moly steel and heat treated for added strength. The ARP 247-5403 is rated at 200,000 psi tensile strength and...

If you are wanting to keep your 5.9L or 6.7L Cummins on the road for the long haul, you need to replace your head bolts with upgraded head studs. These head studs have a much higher strength and will not stretch like the factory bolts will. This will...

Head Stud Kit 5.9 6.7L 24V 98.5 - present PPE PPE Cylinder Head Studs are precision centerless-ground for accuracy. Thread-rolled to Mil-S-8879 specifications for increased strength while reducing stress at the threads. Hardened...

A main stud kit is essential for reinforcing your diesel engine. Our 14mm studs are extra long, providing the strength needed for high performance applications. Each fastener kit includes everything required for a complete engine stud replacement. With...

Complete ARP Head Stud Kit for Aggressive Cummins Builds Head studs have long been a troublesome component of Cummins engines, allowing head-lift in even basic performance applications. If you're building your truck out for superior off-road performance...