Front turbocharger for the S55 engine in F80 M3, F82 M4 and F87 M2 Competition models - cylinders 1 to 3 only. Genuine BMW part number 11657849650, built to latest factory spec.
Fixes wastegate rattle, limp mode, low boost and hesitation. Restores crisp spool and factory drivability - ideal for fast-road or track-day use where reliability matters more than headline numbers.
Direct-fit; no modification needed
Tested and verified before dispatch
Pair with rear turbo (cylinders 4-6) for full twin-turbo refresh
