Mercedes-Benz 300-Series | C Class | E Class | GLC Class | RENNtech Power Module | 286 HP/309 LB-FT | M274 | 2.0 L Turbo mercedes-benz-s-class--220---1999-2006--s-600-biturbo--2003-2006--esr5052819 The pen comes in an

The pen comes in an elegant carbon fiber gift box

Up to 635HP and 790 LB-FT

RENNtech front and rear height adjustable spring perches

installs with 3M double-sided automotive tape

695 wtq @ 6

Mercedes-Benz 300-Series | C Class | E Class | GLC Class | RENNtech Power Module | 286 HP/309 LB-FT | M274 | 2.0 L Turbo mercedes-benz-s-class--220---1999-2006--s-600-biturbo--2003-2006--esr5052819 The pen comes in anECU+ Upgrade Up to 286 HP 309 LB FT Gains: +41 HP & +37 LB FT C300 E300 SLC300 GLC300 The RENNtech Power Module (RPM) ECU tune delivers significant horsepower and torque gains across the entire power band. By modifying boost mapping and keeping optimized air to fuel ratios, the entire power and torque curve is shifted upward delivering +41 HP +37 LB FT in the Mercedes Benz M274 DE20 LA engine, based on Dyno measured power figures. The RENNtech Power