Mercedes AMG UPD M113K Belt Wrap & 5 pc idler kit bundle! (2003 - 2008)

Ultimate Performance supercharger belt wrap kit and 5 piece idler kit bundle. The perfect package to add power from preventing belt slip and protecting your ride form the dreaded stock idler pulley failure .  Designed to stop the slipping of the belt under boost pressure to maintain maximum boost under full throttle and brace the weak factory double idlers, that are known to fail. Specs: Prevents loss of boost under full throttle , thus increasing power equally across the power band.  Easier and consistent tuning Increases belt wrap on both crank and supercharger pulleys  Kit comes with instructions, all hardware, 1 idler pulley and brackets reduces slip and improves boost from 1-2.5 PSI ultra high quality and on the market longer than any other kit on the market for 10 years now! Increases tune ability Please provide crank pulley size to get correct belt size Easy install The UPD high performance M113K 5 piece idler set will replace ALL your stock plastic/metal double idler pul