Stage 2 S55 upgrade turbochargers — a direct-fit hybrid twin-turbo set that keeps the OEM turbocharger housings for true plug & play installation. Billet compressor wheels (54 mm inducer / 67 mm exducer) and larger, higher-flow turbine wheels (54 mm inducer / 49 mm exducer) on ball-bearing cartridges, rated to 800 hp with supporting modifications and a tune.
Direct fit for all 2014–2021 BMW M models with the 3.0L S55 twin-turbo inline-6 (F-Series M chassis):
- 2014–2020 BMW M3 / M3 Competition (F80)
- 2014–2020 BMW M4 / M4 Competition / M4 CS (F82/F83)
- 2018–2021 BMW M2 Competition (F87)
Features
- Upgraded billet compressor wheel — 54 mm inducer / 67 mm exducer
- Larger / better-flowing turbine wheel — 54 mm inducer / 49 mm exducer
- Ball-bearing cartridge for faster spool and durability under high load
- VSR high-speed balanced for smooth, long-term performance
- OEM turbocharger housing for true plug & play installation
- Rated to 800 hp (pair, crank — with supporting mods & tune)
Lead Time & Notes
- Configuration: sold as a matched pair (S55 is twin-turbo).
- Install: professional install required.
- Tune: re-tune mandatory to realise the power gains.
- Supporting mods: required for full capability (downpipes, intake, intercooler, fuel).
- Warranty: 6 months — manufacturing defects only.
- Compliance: off-road / motorsport use only.
Ships in 1–2 weeks. Product is made to order.
Reviews
There are no reviews yet.