it allows seamless operation with various ethanol and gasoline blends

Fuel surge tank (FST) sold separately

BMW #11241247175

10-Blade CFD-Engineered Compressor Wheel for improved response

5-Speed Gearbox Ratios

BMW S50 US / S52 Connecting Rod Bolts by ARP Followers it allows seamless operation withFortify your BMW S50 US S52 engine with ARP Connecting Rod Bolts, engineered to deliver unmatched strength, precision, and performance. Manufactured in the USA by Automotive Racing Products (ARP), these bolts are built to outperform OEM rod bolts, offering enhanced durability and reliability for high performance applications. Whether youre rebuilding, tuning, or pushing your engine to its limits on the track, ARP rod bolts ensure your connecting rods