05 Dec 2015 admin Mercedes, Mercedes CL-class December 5, 2015 admin Mercedes CL63 AMG with ETG ECU Upgrade Instragram post by @ecutuninggroup: Mercedes CL63 AMG BiTurbo ECU/TCU programmed this morning for @r1motorsport We have the ability to program the TCU via OBD2 on the BiTurbo’s.
