Dual Spray technology evenly cools both intake and exhaust sides of pistons Revised spray locations for more effective cooling Creates a cooler engine with more power and better durability Made from strong, billet 6061 T6 aluminium Anodized in S&S performance blue Shortened nozzle for increased rod clearance Includes all necessary hardware and gaskets. Piston Cooling Jet Kit For M8 Engines 2017-2023