JE Ultra Series forged pistons for the BMW N54B30 (3.327" bore) offer a thoroughly engineered piston solution for high-boost engines. Featuring JE’s Aligned Grain Flow forging for elevated tensile strength, these pistons include thermal barrier crown coating, skirt coating, optimized pin oiling and lateral gas ports to preserve ring seal at high RPM and boost. Equipped with high-strength wrist pins and made entirely in the USA, Ultra Series pistons are built for demanding power-adder applications where durability and precise design features matter.
JE Pistons BMW N54B30 Ultra Series Set of 6 Pistons Inv Dome/Dish 3.327 Bore 1.244 CD 0.866 Dia