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keeping you emissions compliant and will not cause any check-engine lights
Threaded CCV Port For On & Off-Road Applications
6L LML Duramax 2013 Chevy 6
Delivering hyper fast processing speeds and WiFi update capability
ARP 230-4202 Custom Age 625 Duramax Head Studs RUNNING BOARDS keeping you emissions compliant andThe ARP Custom Age 625 series head studs are the ultimate head stud for high horsepower and competition engines. Rolled threads after hardening, centerless ground, and clamping force rated at 260,000 PSI, the Custom Age 625 head studs are engineered to be the best option on the market to keep cylinder heads from lifting under the most demanding cylinder pressure. Proudly made in the USA at ARP's facility in Santa Paula, California Fits 2001 2015