JE Pistons · New
JE Pistons BMW N54B30 Ultra Series 3.327in Bore 9.5:1 CR - Single Piston
MPN 367878S · Store SKU jep367878S
Supplier stock checked 11/8/2026, 10:58:34 AM UTC. Adding a part does not reserve it.
Request a return within 30 calendar days after delivery. New parts must be unopened and unused.
Shipping & returns ↗This policy does not limit rights required by law.Free standard shipping on eligible parts orders of $100 or more. Oversized and freight items excluded. Fitment, taxes, availability and final totals are confirmed before payment.
Product details
Ultra Series forged pistons from JE are the industry?s strongest, most fully featured pistons available off the shelf. Offered for a wide range of import and sport compact applications from 2JZ to 4G63 and Audi to BMW, Ultra Series pistons feature JE?s proprietary Aligned Grain Flow forging technology providing next-level tensile strength ideal for the extreme cylinder pressures of power adder engine builds. Equipped with custom level features including thermal barrier crown coating, skirt coating, gas ports, and more, Ultra Series are the ideal pistons for your high-boost build. As with all JE Pistons products, Ultra Series pistons are made 100% in the USA. JE Ultra, BMW, N54B30, 3.307 in. Bore, 9.50:1, Inverted Dome/Dish, Single Piston Piston Single, 2618, Inv Dome/Dish, 3.327 Bore, 1.244 CD, 0.866 Pin, Set of 1.
Manufacturer fitment & guides
- BMW 335i Base United States N54B30
- Manufacturer-supplied application summary from Turn14; this may not be an exhaustive fitment list.
A manufacturer application guide is not available for this listing. Request the exact application from JuiceBuilt before payment.
Part-specific notes
- Not CARB approved. Destination and intended-use restrictions must be checked before sale.
- Emissions acknowledgement required before purchase.
- California Proposition 65: Y
