The JE Pistons BMW S50B30US 9:1 KIT is a high-performance piston set designed for the BMW 3.0L S50B30US engine. This kit offers a lower 9:1 compression ratio, ideal for forced induction applications like turbocharging or supercharging.
The JE Pistons BMW S50B30US 9:1 KIT is a high-performance piston set designed for the BMW 3.0L S50B30US engine. This kit offers a lower 9:1 compression ratio, ideal for forced induction applications like turbocharging or supercharging.
Designed for track use to eliminate deflection and drive line slop
10X Entries Into Our F80 M3 Sweepstakes
This product was last offered at the strikethrough price on
05-02-2026
Available in five different colors with options for direct or port injection!
2X Entries Into Our F80 M3 Sweepstakes
A refined sound with improved flow
Inconel-Nimonic / Sodium Filled, Std 28mm, set of 12.
An intake that adds style, power, and sound to your engine bay!
This product was last offered at the strikethrough price on
09-01-2026
A complete exhaust transformation from front-to-back utilizing lightweight materials and perfectly tuned muffler designed after the M2 competition!
10X Entries Into Our F80 M3 Sweepstakes
Swap out your OE Charge Pipe with a stronger more durable option from Wagner Tuning!
Increased fueling for bigger power - supports up to 1000whp!
Excellent sound & power - the ultimate performance intake! +12hp & +9lb/ft!
CARB certified for sale in all 50 states
This product was last offered at the strikethrough price on
09-01-2026
A low exhaust note with a free flow design
100% handcrafted in Italy. Stainless steel construction. Legendary sound!
Upgrade to Manley's Platinum Series Extreme Duty Pistons for increased performance!
Stock 10.2:1 Compression Ratio
.50mm Oversize
MSRP stands for Manufacturer's Suggested Retail Price. This is the suggested retail price provided by the manufacturer, supplier or seller.
This product was last offered at the strikethrough price on
09-14-2026
Upgrade to Manley's Platinum Series Extreme Duty Pistons for increased performance!
Stock 10.2:1 Compression Ratio
Std. Size
MSRP stands for Manufacturer's Suggested Retail Price. This is the suggested retail price provided by the manufacturer, supplier or seller.
This product was last offered at the strikethrough price on
09-14-2026
Upgrade to Manley's Platinum Extreme Duty Pistons for increased performance!
Stock 10.2:1 Compression Ratio
Std. Size
MSRP stands for Manufacturer's Suggested Retail Price. This is the suggested retail price provided by the manufacturer, supplier or seller.
This product was last offered at the strikethrough price on
09-14-2026
Possibly the best horsepower-per-dollar available anywhere. No downsides, no compromises!
10X Entries Into Our F80 M3 Sweepstakes
For vehicles with Bosch alternator only
This product was last offered at the strikethrough price on
06-13-2026