Data logging facility

throttle body

There's more to the Mishimoto design than strength as well

Designed for high-horsepower builds

Includes stainless steel heat shield to protect the OEM fuel line and the valve cover from the heat generated by the single turbo conversion

S54 ARP 625+ Custom Age Head Studs Dawn Data logging facilityTurn up the BOOST! This ARP Custom Age 625+ Head Stud Kit is specifically designed for the BMW S54 engine, serving as a direct replacement for BMW OEM head bolts # 11127831862. We collaborated with ARP to engineer a kit with superior clamping force and enhanced head gasket sealing for boosted applications, eliminating risk of cylinder head lift. Custom Age 625+ studs are the ONLY choice for high performance builds, including stroker, supercharged, and