ARP

ARP (Automotive Racing Products) is the industry standard for high-strength engine fasteners used in performance, racing, and heavy-duty diesel applications. Known for unmatched material quality and precision manufacturing, ARP designs head studs, bolt kits, and specialty fasteners that provide superior clamping force and reliability under extreme conditions. Trusted by professional engine builders and diesel enthusiasts alike, ARP products are engineered to support high-horsepower Cummins, Power Stroke, and Duramax engines where durability and precision are critical.