RaceChip Tuning For Mercedes Benz CLS550 (C/X218) and ML550 (W166) Select Module:GTS Black + App + Smart Features (+78hp/+86tq) The JB4 is a plug

The JB4 is a plug & play tune available for turbocharged vehicles

4 Series (2014-2020): BMW F32/F33/F36 (428i

enhanced engine sound

Choose between using the front inlet

Kit Only: Our design was targeted to remove the need for sending your fuel pump assembly in for modification

RaceChip Tuning For Mercedes Benz CLS550 (C/X218) and ML550 (W166) Select Module:GTS Black + App + Smart Features (+78hp/+86tq) The JB4 is a plugRaceChip offers advanced chip tuning for the Mercedes Benz CLS550 (C X218) and ML550 (W166) with the 4. 7L V8 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 (+78hp +86tq) Power