Superior durability for high-stress

improve fuel efficiency

This Athena Cut Ring Head Gasket is a replacement for BMW part numbers #11127501304 and #11127501305

Fuel Pump Control

providing precise valve control and unmatched reliability

5150 AutoSport High Performance Rod Bearing Set, BMW M50 M52 S50 S52 Aluminum Con Rods Superior durability for high-stress5150 High Performance Coated Rod Bearing Sets are specifically engineered for high performance engine builds, catering to the unique demands of BMW M50, M52, S50, and S52 engines. Each bearing set features shells treated and coated by Calico, a recognized leader in performance coatings, to significantly reduce friction. This reduction allows the engine to generate more power while minimizing the risk of bearings spinning under extreme conditions. What