JE Pistons Ultra Series pistons for sport compact and euro applications combine all of the best, most desirable piston features, such as thermal barrier crown coating, lateral gas ports, thick-wall wrist pins, and a revolutionary new forging technology for the ultimate in strength. Premium, gas-nitrided carbon steel rings are included.
JE Ultra, BMW, N55B30, 3.307 in. Bore, 9.50:1, Inverted Dome/Dish, 6 Cyl. Piston Kit
BMW 535i Base United States N55B30
