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.
Also known as a "Giubo"
2X Entries Into Our F80 M3 Sweepstakes 2X Entries For Our Spin To Win Sweepstakes! We Price Match - Give Us A Call or Chat! For vehicles with automatic transmission only
Does not contain valve cover sealing washers
2X Entries Into Our F80 M3 Sweepstakes 2X Entries For Our Spin To Win Sweepstakes! We Price Match - Give Us A Call or Chat!
Unrivaled comfort and performance.
5X Entries For Our Spin To Win Sweepstakes! We Price Match - Give Us A Call or Chat! Average lowering of 1.3"F and 1.2"R
Brand:
ES#:
261649
Mfg#:
50490-2
In Stock
15% off MSRP
MSRP stands for Manufacturer's Suggested Retail Price. This is the suggested retail price provided by the manufacturer, supplier or seller.
$389.00
This product was last offered at the strikethrough price on 10-01-2026
For models with factory sport suspension
5X Entries For Our Spin To Win Sweepstakes! We Price Match - Give Us A Call or Chat! Average lowering of 1.2" Front and 0.6" Rear - For Sedans with sport suspension
Brand:
ES#:
240611
Mfg#:
29742-2
Ships in 3 Business Days
15% off MSRP
MSRP stands for Manufacturer's Suggested Retail Price. This is the suggested retail price provided by the manufacturer, supplier or seller.
$389.00
This product was last offered at the strikethrough price on 10-01-2026
Average lowering of 1.3"F 0.75"R
5X Entries For Our Spin To Win Sweepstakes! We Price Match - Give Us A Call or Chat! For sedan models without sport suspension
Brand:
ES#:
240612
Mfg#:
29764
Ships in 3 Business Days
15% off MSRP
MSRP stands for Manufacturer's Suggested Retail Price. This is the suggested retail price provided by the manufacturer, supplier or seller.
$389.00
This product was last offered at the strikethrough price on 10-01-2026
