ARP 201-4605 Head Stud Kit for BMW 2.3L (S14) 4-cylinder ymm_45 The Downpipe for the Nissan

The Downpipe for the Nissan GT-R from ARD have a diameter of 89mm and are the most effective solution for the upgrade of the GT-R exhaust system thanks to quality materials and fabrication

With the optional Akrapovic Sound Kit

and improve throttle response

True laser-etched markings on the leading edge of the gear allow for quick

The popular High Performance Series is rated at 180

ARP 201-4605 Head Stud Kit for BMW 2.3L (S14) 4-cylinder ymm_45 The Downpipe for the NissanIt is for good reason that virtually every top professional engine builder relies on ARP Pro Series head studs for their all out competition powerplants. Simply stated, theres not a better stud setup on the market today. For openers, ARP uses a premium grade 8740 alloy that is rated far superior to aircraft quality. Each stud is placed vertically in special racks and precisely heat treated to 200, 000 psi. This procedure ensures complete heat