classics PERFORMANCE DEVELOPMENT
Since 1989 RENNtech has led the way of Performance Development for Mercedes-Benz and AMG vehicles. With over 30 years of experience we continue to develop extraordinary Mercedes-Benz vehicles that built to out-perform all others.
POWER & DRIVELINE
Performance is optimized through increased displacement and carefully executed drivetrain conversions, with upgraded internals such as forged pistons, high-performance camshafts, precision-tuned exhaust systems, and custom intake manifolds working seamlessly alongside advanced engine management, while transmission enhancements range from strengthened automatic units to full manual swaps, all engineered to deliver uncompromising power and control. M100 6.9 liter | M117 6.0 liter | M119 6.0 liter | M120 7.4 liter & 7.5 liter
PERFORMANCE
Chassis upgrades for optimal handling, including suspension, exhaust, brakes, wheels, and more. Custom Exhaust Systems | Aerodynamic Body Kits | Suspension Upgrades | Performance Brake Systems | Forged Wheels
PRICE BY REQUEST
M117 RENNtech 6.0-liter
6.0L Engine Conversion 327 HP & 372 LB-FT
M119 RENNtech 6.0 -liter
6.0L Engine Conversion
385 HP & 402 LB-FT
M120 RENNtech 7.4 and 7.5 -liter
7.4L | 585 HP & 501 LB-FT 7.5L | 615 HP & 703 LB-FT
M117 / 119 / 120 / 113 Custom Development
Bore & Stroke, Turbo Charged or Super-Charged.
PERFORMANCE DEVELOPMENT
The Measurable Results
50 YEARS of M.B. Power
Hartmut Feyhl's career began at AMG where he was an integral part in the development of the legendary 300E AMG 6.0 "Hammer". Later as the Technical Director for AMG North America, Feyhl was responsible for overseeing the engine builds for all the North American spec AMG Hammers up until 1989.
Today, Feyhl's leadership is being passsed on to the next generation of RENNtech technicians, performing re-power and restorations of these legendary vehicles.

