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 🚘 Horsepower GainsStock WHP: 498 570 WHP (+72 WHP over stock) RK Tunes Front Mount Intake (G8x) or (X3/4M) Custom Tune from RK Tunes (Link to product) MHD Super License (Link to product) MHD Wireless Flash Adapter (Link to product) NGK 96206 spark plugs (Link to product) RK Tunes High‑Output Ignition Coil Packs (Link to product) 2021 or newer? You need a Femto unlock! (Link to product) 600 WHP (+102 WHP) All above + Hi‑Flow Catted Downpipes 710-745 WHP (+212 / +247 WHP) All above + MHD Flex‑Fuel Kit (Link to product) E40 Fuel Blend*710whp on stock exhaust 745whp with high flow down pipes 765 WHP (+267 WHP) All above + MOTIV ReFlex (Link to product) Port Injection w/ 750 cc+ Injectors 870 WHP (+372 WHP) All above + RK Tunes DVB Upgraded Twin Turbos/Single Turbo (68–70 mm) 900 WHP (+402 WHP) All above + Full Low‑Pressure Fuel Pump System 1300 WHP (+802 WHP) All above + Single Turbo Full‑Frame (72–75 mm) 1500 WHP (+1002 WHP) All above + Single Turbo Full‑Frame (80 mm+) Notes (S58): ✅ Spark plugs every 10 k miles (NGK 96206). ✅ Ignition coils every 50 k miles. ✅ Replace injectors ~70 k miles. ✅ Hi‑Flow downpipes recommended. ✅ Charge pipes brittle at high WHP. ✅ Manual cars need clutch upgrade at high WHP. ✅ Port Injection > DI‑only at high outputs. ✅ RK‑Tunes parts recommended but not mandatory. ✅ No meth injection used. ✅ See DI vs DI+Port Injection breakdown. ✅ Spark Plug Gaps:– ≤ 550 WHP: .030– 551–700 WHP: .025– 701–850 WHP: .022– 851–1000 WHP: .018– 1000+ WHP: .016
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