Yet another g80 BMW m3 is in the shop at speedhaus this time for some more horsepower! The easiest way to do this according to JB4 is downpipes and this piggyback tuner. Here at the shop we wouldn’t chose this over a real tune such as mhd or bootmod3. However, there is a time and place for these In the car enthusiast market! You can gain up to 150hp on the s58 on e85 and downpipes. Let us know what you think in the comments below!
CONTACT US
Shop Phone- 405-906-3935
Website- https://speedhaus405.com
Facebook- https://www.facebook.com/Speedhaus405
Instagram- https://www.instagram.com/speedhaus405/
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This video helped with the install that I just did.
Man I got a bunch of codes and I don’t even have a ps4 or whatever it is.