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  • MTech Performance BMW S58 M800 Package

    (Fits: 2021+ M2 G87, M3 G80/G81, M4 G82/G83, X3M F97, X4M F98)
    📈 Rated for 750+ WHP · 800+ crank HP · Flex Fuel Ready · Daily-Driven or Track-Prepped


    Unlock the True Potential of Your S58

    Whether you're chasing 8 second quarter miles or just want your M car to pull like it should’ve from the factory, the M800 Package is your all-in-one solution. Developed in-house by M-Tech Performance. The builders of 8 second BMWs and 2.8-second 60-130MPH BMW S58 Dragy times. This package delivers OEM level reliability with aftermarket grade power.

    Built for aggressive daily driving, weekend track days, and everything in between.


    🔧 What’s Included and Why It Matters

    Bootmod3 License
    Your gateway to complete ECU control, custom tuning, and real-time adjustments.

    FEMTO DME Unlock
    Required for S58 tuning, unlock your ECU to support custom calibration (DME must be mailed in).

    MTech Front-Mount Intakes w/ Filters
    High-flow, grille-mounted design delivers cold air and aggressive turbo sounds.

    MTech Downpipes
    High-flow stainless downpipes for maximum exhaust velocity and turbo response.

    MTech Resonated Single Mid-Pipe
    Reduces restriction while maintaining a deep, refined tone.

    REV2 Port Injection Controller + Injector Dynamics 1050X Injectors
    Handles high ethanol blends and supports additional fueling under boost.

    MTech Fuel Rail & AN-Line System
    RedHorse braided lines, AN fittings, and a custom fuel rail allow clean routing and future scalability.

    MTech DIY Low-Pressure Fuel Pump Upgrade Kit
    Converts your existing LPFP into a high-flow dual pump system using a Walbro 450, fully integrated with the REV2 controller.

    XHP Transmission Flash (OTS)
    Unlocks shift speed, torque handling, and launch control features for your ZF8 transmission.

    Bootmod3 WiFi Adapter
    Included for seamless wireless tuning and data logging.

    Custom MTech Flex Fuel Tune (E85/93)
    Run E85, 93, or any blend — your car will automatically adjust for peak performance.


    💪 What You Get

    ✔ Over 750 WHP (~800+ crank HP)
    ✔ Tuned for safety, drivability, and reliability
    ✔ Supports future upgrades like our 1200+ HP Single Turbo Kit
    ✔ Signature MTech sound and response
    ✔ All tuning and hardware included (labor sold separately)


    🧬 Vehicle Compatibility

    • G87 M2 (xDrive & RWD)

    • G80 M3 / G81 Touring (xDrive & RWD)

    • G82 / G83 M4 (xDrive & RWD)

    • F97 X3M

    • F98 X4M


    🔥 Why Choose M-Tech Performance?

    We’re not just another parts shop. We’re racers, builders, and tuners with proven milestones:

    • Multiple low 8 second BMW builds

    • 2.8 second 60-130MPH BMW S58 Dragy times

    • This is a proven 9 second package, achieved by every client who has completed this build

    • Trusted by enthusiasts worldwide for reliable, high-horsepower street and race builds

    When you choose MTech, you're buying more than just parts. You're investing in a platform that evolves with your goals and our support.


    🚀 Ready to Join the 800+ Club?

    Click Add to Cart or call us to schedule your M800 transformation today.

    📞 Questions? We’re here to help, just reach out.