Genuine BMW S55 Turbocharger for Cylinders 4-6 - F80 M3, F82/F83 M4, F87 M2 Competition - Part Number 11657849651
Restore factory boost, response and reliability with the Genuine BMW S55 turbocharger for cylinders 4-6. This OEM BMW twin-turbo replacement is the correct direct-fit turbo for the S55 engine found in the F80 M3, F82 and F83 M4 and F87 M2 Competition. If you are experiencing wastegate rattle, low or inconsistent boost, hesitation, limp mode or a general drop in performance, replacing the failing turbo is the proven fix to get your S55-powered M car back to full health.
This is a Genuine BMW part built to BMW specifications with the latest design updates. BMW and Mitsubishi introduced improvements over early units, so replacing a tired turbo with this new OEM turbo can make your M2 Competition, M3 or M4 feel as sharp as new. We have fitted these turbos in-house and customers consistently report a smoother, stronger and more reliable drive after installation.
Why choose this Genuine BMW S55 turbocharger
- Genuine BMW S55 turbo for cylinders 4-6 - correct OEM specification and fit
- Direct replacement turbocharger - no modifications, no guesswork
- Fixes common S55 turbo issues - wastegate rattle, low boost, limp mode, surging
- Ideal for F80 M3, F82/F83 M4, F87 M2 Competition owners seeking an OEM turbo replacement
- Latest revision turbo - design improvements compared with earlier units
- Perfect for stock or tuned S55 engines wanting reliable boost and response
- Part Number: 11657849651
Important: for a complete solution on the S55 twin-turbo setup you will also require the matching turbocharger for cylinders 1-3. See Genuine BMW S55 F80 F82 F87 Turbocharger for Cylinders 1-3 to purchase separately.
Recommended installation parts
To ensure a trouble-free install and long-term reliability, we strongly recommend replacing associated service items at the same time:
- Genuine BMW S55 F80 F82 F87 Turbo Installation Kit (M2 Competition, M3 and M4)
- Genuine BMW S55 F80 F82 F83 Turbo Coolant Supply and Return Lines Kit (M3 and M4)
- Genuine BMW S55 F80 F82 F87 Service Kit (M2 Competition, M3 and M4)
- 2x Castrol Edge 5W-30 M Fully Synthetic Engine Oil
- 4x Genuine BMW Radiator Engine Antifreeze and Coolant 1.5 Litre
- 8x De-Ionised Water 1 Litre
Professional fitting available
Nforcd offers expert fitting for BMW S55 turbochargers in Warwickshire. Book your install, discuss labour time and request a quote by emailing Sales@nforcd.com. We can also supply the full installation kit, coolant lines and service items for a complete, hassle-free job.
Compatibility - S55 twin-turbo BMW models
- BMW M Series F80 M3 Saloon S55 (2012-2015)
- BMW M Series F80 LCI M3 Saloon S55 (2015-2018)
- BMW M Series F82 M4 Coupe S55 (2013-2017)
- BMW M Series F82 M4 GTS Coupe S55 (2013-2017)
- BMW M Series F82 LCI M4 Coupe S55 (2016-2019)
- BMW M Series F82 LCI M4 CS Coupe S55 (2016-2019)
- BMW M Series F83 M4 Convertible S55 (2013-2017)
- BMW M Series F83 LCI M4 Convertible S55 (2016-2019)
- BMW M Series F87 LCI M2 Competition S55 (2018+)
Compatibility check
We verify fitment before dispatch. Provide your UK registration number or the last 7 digits of your VIN at checkout and we will confirm compatibility for your S55 F80 M3, F82/F83 M4 or F87 M2 Competition.
Part number
11657849651
Manufacturer and warranty
Manufactured by BMW.
Warranty: Two years manufacturer warranty for UK customers and one year manufacturer warranty for international customers if VIN is provided during checkout on compatible vehicles.
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