RENNtech EVM | Exhaust Valve Module | McLaren mercedes-benz-clk-class--209---2004-2010--clk-63-amg-esr9002317 657 HP @ 6800 RPM

657 HP @ 6800 RPM

prepreg carbon fiber and available in both matte or gloss finish

optimizing air-to-fuel-ratios

The use of high-grade billet Aluminum and Carbon Fiber guarantees the RENNtech strut bar is strong and light weight 3 lbs (1

the S 550 gains up to 92 HP and 167 LB-FT

RENNtech EVM | Exhaust Valve Module | McLaren mercedes-benz-clk-class--209---2004-2010--clk-63-amg-esr9002317 657 HP @ 6800 RPMEVM Exhaust Valve Module (Remote Controlled) NOT SO FUN FACT: If your vehicle is equipped with factory exhaust valves, with or without a center console button to open or close them, factory settings do NOT allow the flaps to fully open unless certain speed and or RPM have been reached. For example, while cruising the exhaust flaps will never fully open! THE EVM SOLUTION: RENNtechs Exhaust Valve Module, (EVM) gives you complete control over the exhaust