BlackBoost Coolant Wide Open Thermostat for Mercedes-Benz S550 (W222/A217/C217) M278 4.7L V8 BiTurbo (2014 – 2017) Victory Jackpot Muscle supporting compression fit helps

Muscle supporting compression fit helps reduce fatigue

This pattern is exceptionally great for inclement weather conditions such as fog

Audio multitasking

Ceramic print on the common slide areas increase the gloves' abrasion resistance with a carbon fiber knuckle protector dispersing impacts

BlackBoost Coolant Wide Open Thermostat for Mercedes-Benz S550 (W222/A217/C217) M278 4.7L V8 BiTurbo (2014 – 2017) Victory Jackpot Muscle supporting compression fit helpsBlackBoost Coolant Wide Open Thermostat for Mercedes Benz S550 (W222 A217 C217) M278 4. 7L V8 BiTurbo (2014 2017) Racing Coolant Thermostat. With BlackBoost Racing Coolant Thermostat the coolant circulation with the radiator is always at 100% open. The factory coolant thermostat opens at 100C 212F. Only for racing application, not recommended be used under very cold weather conditions. Note : Prior to check out, please click here to confirm product