RaceChip Tuning For BMW F80 M3, F82/F83 M4 CS S55 3.0L Select Module:RS + App (+58hp/+46tq) coolant pressure

coolant pressure

it also opens up the otherwise tame exhaust note

This high quality solution is direct plug and play with all factory and aftermarket fuel lines providing you a quick and easy way to supply fuel to the port injection

including user-adjustable 1st and 2nd gear boost limiting

Easy & Quick: Installs in about 5 minutes with no power tools needed

RaceChip Tuning For BMW F80 M3, F82/F83 M4 CS S55 3.0L Select Module:RS + App (+58hp/+46tq) coolant pressureRaceChip offers advanced chip tuning for the BMW F80 M3, F82 F83 M4 CS with the S55 3. 0L engine, enhancing horsepower, torque, and fuel efficiency. These plug and play tuning modules are easy to install and optimize key engine parameters such as fuel injection, turbo boost, and air fuel ratios. The result is a significant performance boost while ensuring engine reliability and safety. Power Gain With GTS Black (+69hp +55tq) Power Gain With RS (+58hp