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Our Shop

Mail-In ECU Flashes

Easy Remote Tuning

Midwest Performance & Tuning offers Mail-In ECU flashes to all 48 contiguous states. 


Check out our dyno graphs here!

It's as easy as sending in your ECU to us, and we will send it back with all your desired modifications flashed onto it!

  1. Print, read, sign, and date our PDF release form (download here).

  2. Include your phone number, return mailing address, e-mail address, and your desired re-flash modifications (if any).

  3. Package the form alongside your ECU and send to:

    Midwest Performance & Tuning
    4354 Di Paolo Center,
    Glenview, IL 60025


  4. Once we receive your ECU we will call and notify you as well as ask for shipping preference, and payment information.

Available ECU modifications include but are not limited to -
  • Throttle based restrictions
  • Speed/Gear based restrictions
  • Ignition timing
  • Increased rev limiter (~500 rpm on most bikes)
  • Reduced engine braking
  • Injector fuel-cut eliminated for off-on throttle smoothness
  • Optimize injector phasing
  • Disable exhaust valve error code
Models Eligible for Mail-In ECU Flashing
  • Honda CBR600RR/1000RR
  • Kawasaki ZX6R/ZX10R
  • Suzuki GSXR600/750/1000
  • Yamaha R6/R1
  • BMW S1000RR
Ducati's are not eligible for mail-in ECU flashing.
To view a full list of available bikes for mail-in ECU flashing, please visit this page.
Contact us with any questions at (847) 448-5560.

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