Mishimoto Oil Cooler Kit for BMW E46 M3 S54 Engine Performance Cooling

Mishimoto Oil Cooler Kit for BMW E46 M3 (S54) — Performance Cooling Optimize oil temperatures for your E46 M3’s S54 engine with the Mishimoto Oil Cooler Kit. Engineered for drivers who demand track-capable reliability and consistent performance, this kit reduces oil temps and increases capacity to protect your engine under hard use. Proven cooling: Up to a 30°F (16.7°C) reduction in oil temperature for improved stability on track and street. High-efficiency core: Core thickness increased by 110% for superior heat transfer and durability. Increased oil capacity: Adds 0.44 qt of oil volume to help smooth temperature swings and improve lubricant longevity. Billet end tanks: One-piece billet end tanks designed for maximum reliability and leak-free performance. Track-proven design: Developed specifically for the demands of frequent spirited and track driving. This Mishimoto kit maintains smooth power delivery and throttle response of the S54 while protecting internal components from high temperatures. Ideal for enthusiasts and racers seeking reliable cooling, extended engine life, and consistent performance under extreme conditions.