JE Pistons single forged piston for the BMW S54B32 is purpose-built from 2618 aluminum and engineered for high-demand applications. Made in the USA, it features JE's proprietary Forged Side Relief (FSR) design to reduce friction, and may include skirt coating and accumulator grooves depending on application to improve ring seal and wear characteristics. Each piston ships with quality wrist pins, locks and JE Pro Seal rings for a complete, engine-specific replacement.
JE Pistons BMW S54B32 11.5 KIT Single Piston