This tune is for the GT/GTS/GTC – M178
Our in-house team of Mercedes engineers are eager to ECU tune the roster of vehicles on the GT/GTS/GTC – M178 platform. This ECU tune can make your already impressive GT/GTS/GTC – M178 into a literal street eating monster!
Our expert team of technicians has vast knowledge working on the GT/GTS/GTC – M178 family of engines. We have calibrated many factory ECU settings giving your GT/GTS/GTC – M178 higher performance while still remaining daily drivable & street legal.
Sms Tuning offers stage 1, stage 2 and stage 3 files for these vehicles. Please contact your local SMS dealer for more information!