RENNtech ECU Upgrade CLK 430 W208 | 285 HP / 307 LB-FT | MY1999-2002 bmw-5-series--e60---2003-2005--esr1622258 The RENNtech ECU upgrade brings

The RENNtech ECU upgrade brings the C292 - GLE 43 AMG Coupe up to 400 HP and 440 LB-FT | Gains: +25 HP and +42 LB-FT

engines is EPA Emissions compliant and street legal in all 50 States

Our dual core racing radiators are all aluminum

To reach the maximum power level

396awhp @ 5

RENNtech ECU Upgrade CLK 430 W208 | 285 HP / 307 LB-FT | MY1999-2002 bmw-5-series--e60---2003-2005--esr1622258 The RENNtech ECU upgrade bringsRENNtech ECU Upgrade for 208 CLK 430, up to 285HP, 307LB FT. Gains: +10HP & 12LB FT RENNtech has been at the forefront of ECU tuning since electronic engine management started to show up in vehicles during the mid 1980's! Our experience, countless hours of in house research, development and exhaustive testing ensure that our proprietary ECU upgrade offers incredible performance gains and rock solid daily driver reliability. RENNtech tuning software