RENNtech EVM | Exhaust Valve Module | Aston Martin | Jaguar mercedes-benz-e-class-wagon--212---2010-2013--e63-amg-biturbo-4matic-esr4715165 523 awhp @ 5

523 awhp @ 5

Gains: +63HP & +78TQ

Finished in a high gloss UV protectant coating

The high quality prepreg carbon fiber construction finished in a beautiful gloss top coat ensures years of durability and stunning good looks

The maximum power number reached with the RENNtech ECU Plus Upgrade for the C253 - GLC 43 AMG Coupe is 416 HP and 460 LB-FT

RENNtech EVM | Exhaust Valve Module | Aston Martin | Jaguar mercedes-benz-e-class-wagon--212---2010-2013--e63-amg-biturbo-4matic-esr4715165 523 awhp @ 5EVM Exhaust Valve Module (Remote Controlled) NOT SO FUN FACT: Sportscars equipped with factory exhaust valves, with or without a center console button to open or close them, the factory settings do NOT allow the valves to fully open unless certain speed and or RPM have been reached. For example, while cruising the exhaust valves will never fully open! THE EVM SOLUTION: By pressing Button 1 on the remote control, RENNtechs Exhaust Valve Module (EVM)