W211 E55 & E63 AMG Carlsson Style Carbon Fiber Trunk Spoiler Intercooler Pump The UPD high performance M156

The UPD high performance M156 5 piece idler set will completely replace your stock plastic idler pulleys with a high quality CNC billet aluminum machined performance pulley set

while maintaining a safe level of boost and supercharger rpm

-Smooth quiet running * Easy install

Better throttle response

W211 E55 & E63 AMG Carlsson Style Carbon Fiber Trunk Spoiler Intercooler Pump The UPD high performance M156Compatibility: W211 2003 2009 E55, E63, & all E class sedans Excellent fitment & quality Professional installation required & available Larger and aggressively designed Carlsson style carbon fiber trunk spoiler Constructed with fiber reinforced polymer with carbon fiber overlay Will not fade from sun like other carbon fiber lips on the market