CAT Cams’ S65 camshafts offer a refined yet noticeable upgrade for street or weekend performance applications

the 5150 High Performance Coated Main Bearing Set for BMW S58 engines offers exceptional reliability and durability

Valve breakage can lead to catastrophic failures if a valve drops into the combustion chamber

CAT Cams camshafts provide the perfect blend of performance and reliability

SuperTech valve springs are constructed from top-tier materials

CP Forged Piston Set, BMW M52 Pro-Xtreme Compression Ratio:13:1 CAT Cams’ S65 camshafts offer5150 AutoSport Pro Xtreme Forged Pistons by CP Carrillo for BMW M52 Engines with 135mm Rods The 5150 AutoSport Pro Xtreme Forged Pistons, manufactured by CP Carrillo, are engineered for extreme horsepower and high RPM applications in BMW M52 engines equipped with 135mm rods. Constructed from high strength, aircraft grade steel, these pistons are optimized to endure the immense forces generated by high powered and forced induction engines. Designed to