RENNtech EVM | Exhaust Valve Module | Alfa Romeo aston-martin-dbx707-esr8045635 California

California

Maserati Quattroporte S Q4 (M156) 2013-2017

The maximum power number reached with the RENNtech ECU+ Upgrade for the C205 - C 63 AMG Coupe is up to 601 HP and 657 LB-FT

Our ECU tune offers the biggest performance gains on the market with our dyno results increasing performance from 362 HP and 390 lb/ft torque

RENNtech tuning software for Mercedes offers significant gains in horsepower and torque across the vehicles entire power band

RENNtech EVM | Exhaust Valve Module | Alfa Romeo aston-martin-dbx707-esr8045635 CaliforniaEVM 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)