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Solo Motorsports / BMW E8X – 128i/135i Performance Tune
BMW E8X – 128i/135i Performance Tune


Solo Motorsports tune for the E8X – 128i/135i

Categories:, Tag: SKU:sku_231


This tune is for the E8X 128/135i

Our in-house team of engineers is eager to ECU tune your E8X BMW. This ECU tune can make your already impressive BMW  into a street monster. Increases in horsepower, torque and throttle response will leave you with a smile on your face. You will be wanting more every time you get behind the wheel!

Our expert team of technicians has vast knowledge working on the E8X. We have re-calibrated many of the factory ECU settings giving your E8X higher performance while still remaining daily drivable & street legal.

SMS offers stage one, stage two and stage three tunes available for this vehicle.  Please contact your local SMS location for more details and dyno tuning options!!

Why go with a Solo tune over the “other” guys?

  • Our team of engineers has worked tirelessly to make sure you get the best tune for your car. Your happiness and excitement is our number one concern!
  • Our tuning is used worldwide. Our tunes have powered everything from mild to wild!
  • All ECU tunes can be reverted back to stock if you so choose.
  • With a Solo ECU tune, basic bolt-on performance parts will not require a retune of your ECU.
  • Adding parts such as a cat-back exhaust, intake, charge-pipe will all adjust with the tune.
  • Other custom calibrations are available if requested and applicable.
  • We test and dyno tune in house to make sure that what you get is safe, reliable, and gives you the results you want!
  • We offer custom in house tuning to fit all your per needs!
  • We treat every car the same; whether your a first time customer or a returning Solo Veteran
  • We tune and treat every car like its our own, we are true enthusiast using our combined knowledge to make your vehicle FASTER!

Additional information



Trim Year

E8X – 128i/135i