The ultimate tune for your S58 powered BMW, the JB4 allows you to go from factory stock to full race and everywhere in between. The JB4 installs and removes easily and includes many …

Get more HP and TQ gains with a well-calibrated and meticulously refined, DME Tuning ECU software. The tune for the BMW X3M is guaranteed to give you more horsepower, more …

Custom tuning for S58 is available for pump gas, race gas, full E85 and E85 blends. Results will vary depending on the fuel used and the weigh/traction of your particular S58 model. ****NEW …

2023年10月27日 · I went with a stage 1 Bend Calibration tune and found it smoother and faster. I also found the BM3 OTS had a lot more ignition corrections on 91ACN and when I went up to …

Our Engine Performance Tuning Module for the BMW X3 M and Competition is completely reversible to OEM specs and installs in less than 1 hour just in a few simple steps. This will be …

2020年1月28日 · Burger tuning bms s58 jb4 for 2020+ bmw x3m/x4m Gains are 60whp/80wtq on pump gas and up to 100whp/120wtq on higher octane or E85 mixtures. The ultimate tune for …

Tune your BMW S58 M2, M3, M4, X3M, or X4M with the JB4 tuner. The JB4 is loaded with great features and offers gains of 80+whp and 100+wtq.

2020 BMW X3M Tune (DME Tune/OBD Tune) F97/F98 Tune Stage 1, Stage 2, and Stage 3 available. E30-E85 Supported - BM3/MHD Supported. Femto Unlock available

I have a 2022 x3m competition LCI and was looking forward to tuning it. I had a few f80's m3's and always used the JB4. This time i wanted to switch it up and go with Bootmod3. On their …