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F10 / F11 550i
This kit features a 6061-T6 CNC billet aluminum sleeve that slides over the corresponding 39mm aftermarket pump to mimic the larger diameter of the BMW fuel pump
they improve valve control
must use Port Injection Kit
CP Forged Piston Set, Nissan RB25DET 728i F10 / F11 550iCP Carrillo is one of the most globally respected manufacturers of aftermarket pistons, known for their strict quality, durability, and range of performance applications. CP Pistons are designed to improve engine power and reliability by using high strength, lightweight materials and advanced engineering. Here are some of the features of CP Carrillo pistons: Lightweight design: CP Carrillo pistons are made from high strength, lightweight materials,
