(24) Titanium retainers

the Ferrea Valve Kit will fortify your BMW M52TU or M54 engine for performance and reliability

80mm Exhaust   OEM

it's essential to check the cylinder head and block for flatness and resurface them if needed to ensure a proper seal

CP Forged Piston Set, BMW N55 11311703893 (24) Titanium retainersCP Carrillo represents the highest quality pistons on the market, engineered for maximum power and durability. Utilizing high strength, lightweight materials and advanced engineering, this BMW N55 piston set features: Lightweight Design: CP Carrillo pistons are made from high strength, lightweight materials, such as forged aluminum alloy. Reduced piston weight contributes to improved engine responsiveness and acceleration. Advanced Engineering: CP