This is our tried and tested tune for the S63 platform. These tunes were designed on a Dynojet dyno and tested in the real world! PLEASE NOTE: 2021+ MODEL YEAR CARS REQUIRE AN ECU BENCH UNLOCK BY FEMTO BEFORE TUNING IS POSSIBLE. FOR MORE INFORMATION, PLEASE CLICK HERE ALL TUNING IS DONE VIA MHD ONLY. THIS REQUIRES YOU TO HAVE AN ENET OBD2 ADAPTER, AND THE CORRECT LICENSES FROM THE RESPECTIVE TUNING PLATFORM. IF YOU HAVE ANY QUESTIONS, PLEASE CONTACT US BEFORE PURCHASING. For more info on how the tuning process works, be sure to check our tuning tech talk HERE Supported vehicles: F10 M5 F1x M6 F85 X5M F86 X6M F90 M5 F9x M8 F9x X5M X6M π Horsepower Gains Stock WHP: 530 640 WHP (+110 WHP over stock) RK Tunes Front Mount Intake (Link to product) MHD Super License (Link to product) MHD Wireless Flash Adapter (Link to product) NGK 97506 spark plugs (Link to product) RK Tunes High Output Ignition Coil Packs (Link to product) RK Tunes Custom tune (Link to product) 675 WHP (+145 WHP over stock) All above PLUS below: Hi-Flow Catted Downpipes 720 WHP (+190 WHP over stock) All above PLUS below: E30 Fuel Blend 830 WHP (+300 WHP over stock) All above PLUS below: RK Tunes Dual Ball Bearing Turbos Charge Air Coolers 1000 WHP (+470 WHP over stock) All above PLUS below: Upgraded Intake Manifolds MOTIV Reflex (Link to product) Full Low-Pressure Fuel Pump System Notes (S63 F10/F12): β Spark plugs every 10k miles (NGK 97506). β Ignition coils every 50K miles. β New factory direct injectors suggested every 70K miles. β HiβFlow Catted Downpipes recommended. β Charge pipes get brittle and break randomly. β Manual cars require upgraded clutch at higher WHP. β Port Injection > DIβonly for high WHP builds. β RKβTunes parts recommended but not mandatory. β We NEVER tune with methanol injection. β See Direct Injection vs Direct Injection + Port Injection breakdown for all cars. β Spark Plug Gaps:β β€550 WHP: .030β 551β700 WHP: .022β 701β850 WHP: .022β 851β1000 WHP: .018β 1000+ WHP: .016
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