Full-Race Motorsports 2015-2020 BMW M3 / M4 S55 Bolt On Twin Turbo Upgrade

Full-Race spoke with and listened to BMW tuners, racers and owners. It turned out what they wanted was fast spool, OEM reliability, and a lot more top end HP. With ZERO CORE CHARGES. Proven on the world stage endurance race circuit, and using 100% OEM components from the original manufacturer – these are some of the finest bolt-on turbo upgrades to come through Full Race since their inception in 2003.

Full-Race’s BMW S55 twin turbos are purpose-built, a 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 billet compressor wheel – large airflow increases allow for strong top-end gains.  Manufactured with validated components from the OEM supplier MHI (Mitsubishi Turbo) – these turbos are proven during multiple 24H 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.

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

Full Race S55 upgrade compressor map.  74lb/min max flow rate

OEM Compressor Map (right) Full Race S55 upgrade compressor map (left)

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.

Brand

Full-Race Motorsports