Had my C55AMG re-maped at West-Tuning In Thruxston.
Dynoed before & after.
Standard with the Renntech Air box: 362bhp, and around 380ibft
After new map & Renntech air box 394bhp & 410ibft torque (560nm) 120ibft more than an E92 M3 DCT, which Ray has and he even said this C55 is a better...