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E90 / E91 / E92 / E93 335i N54
and mechanical simplicity are critical
BMW E46 325i / 325Ci / 325xi
Supertech valve spring kits are favored by performance enthusiasts
CAT Cams' precision engineering ensures each camshaft is optimized for power gains across the RPM range
5150 AutoSport High Performance Main Bearing Set, BMW M30 1084000 E90 / E91 / E925150 AutoSport's High Performance Coated Main Bearing Set for BMW M30 engines is engineered for maximum durability and efficiency in high performance builds. Coated by Calico, these bearings reduce friction, allowing the engine to generate more power while resisting wear from extreme stress and high RPMs. The advanced thermal resistant coating makes them ideal for forced induction and racing applications, providing reliable protection even during oil
