All BMW F-series are now tunable by

KarremanEngineering

2014+ models Mercedes Benz, Audi, VW, Ford and many more now ready for performance upgrades and other services! Check the news and car database for all (new) vehicles.

latest car diagnostic, coding and programming available

Maintenance

All brands, all engines are welcome at

KARREMAN Engineering

Engine conversions

All brands and engines possible!

(BMW E30 with S50B32 engine)

EGR, DPF, Catalitic converter, DTCs and many other ECU related solutions available

Airbag / Instrument cluster / A/C panels / ...

Airbag module crash data reset, instrument cluster repair?KarremanEngineering is the address!

2005+ models Toyota & Lexus now ready for performance upgrades and other services! Check the news and car database for all (new) vehicles.

Select your car

Gearbox software modification (SMG, DSG, & convential automatic gearbox)

When an engine is coupled to an automatic gearbox or semi-automatic manual gearbox (BMW SMG / VAG DSG) Karreman Engineering is able to re-calibrate the transmission ECU. For example shift points and gear changing speeds can be optimized giving the best drivability and performance.

Common ignorance point of DSG transmissions are there fast changing gears to maximum gear. These settings can be changed by Karreman Engineering. Also BMW E36 M3 3.2, E46 M3 & E46 330i SMG gearbox software can be upgraded to give faster gear changes.
Send a request for your car to see what we can offer you.