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2014 - 2020 BMW M3 M4 S55 F80 F82 F83 Bolt On Twin Turbo Upgrade

SKU FR-S55

The Full Race BMW S55 Twin Turbo Upgrade Kit for M3 / M4 / M2 Competition is the ideal upgrade for your turbocharged BMW.

This product is in stock and ready to ship!
$3,999.99
In stock
SKU
FR-S55

The Full Race BMW S55 Twin Turbo Upgrade Kit for M3 / M4 / M2 Competition is the ideal upgrade for your turbocharged BMW.

The BMW M3 / M4 S55 Bolt-On Twin Turbo Upgrade Brings OEM Reliability and More Horsepower We spoke with and listened to BMW tuners, racers, and owners. It turned out what they wanted was OEM reliability, a simple install and a lot more top-end HP (with zero core charges). Manufactured using 100% OEM components from the original manufacturer and proven in DTM endurance racing, these are some of the finest bolt-on turbo upgrades to come through Full Race since our inception in 2003. Full-Race BMW S55 Twin Turbo Bolt-On Upgrade Kit for M3, M4, And M2 Competition Full-Race's BMW S55 twin turbos are purpose-built, stock-appearing, and stock-location performance upgrade. A true plug-and-play bolt-on from the OEM manufacturer.  Nobody can visually tell these are not OEM without measuring upon disassembly. Utilizing a larger Mar-M turbine wheel with a billet compressor wheel, this turbo is designed for reliable top-end gains. Manufactured with validated components from MHI (the OEM supplier to BMW) these are proven during 24H DTM endurance races. Each turbo is hand-built and high speed balanced for maximum reliability and durability. Wastegate actuators are pre-calibrated for easy installation. Stock tunes can be utilized with all stock components. For maximum gains, a custom tune is recommended. Full Race BMW M3 / M4 S55 Turbo Upgrade (Tuned conservatively at DI limit) Features Performance-optimized Billet compressor wheel with latest generation blade aero A direct bolt-on replacement; all connections to the vehicle utilize OE inlet and outlet to retain factory intake plumbing and exhaust routing. Manufactured with 100% brand-new OEM components—not remanufactured and no core charge Ready to install out of the box, with pre-set electronic wastegate Step-Gap oil seal on Turbine side Multipad Thrust Bearing Assembly Watercooled Center Section MHI 56mm S55 Upgrade Compressor Map:  74lb/min Combined Max Flow Rate Compressor Wheel Size: OEM: 51mm MHI: 56mm Turbine Wheel Size: OEM: 43mm MHI: 47mm MHI 47mm S55 upgrade turbine map 51mm OEM Compressor Map (right) vs 56mm MHI S55 upgrade compressor map (left)   Notice for California Residents: This product does not have a CARB EO #; it is not legal for sale or use in CA on pollution-controlled motor vehicles. This is intended as a "Race Only" product to be used solely for competition. Its use is limited to closed-course and open-course racing that is formally sanctioned by a recognized racing organization; any other use including recreational off-road use may be a violation of local, state, and federal laws. It is the buyer's responsibility to verify the legal use of this product for the intended application and use. If you have questions about this product or its installation, contact us. 

SKU

FR-S55

WEIGHT

37.000000

BRAND

MHI

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