Special edition black brackets and silver idler Belt wrap kit and idler pulley, with HD green belt. 

Ultimate Performance supercharger belt wrap kit. Designed to stop the slipping of the belt under boost pressure to maintain maximum boost under full throttle and brace the weak factory double idler pulley that fail under load on this engine. This is must have easy bolt on, performance gain and preventative maintenance kit.  Comes with new high quality HD green belt, all hardware and additional Black main brackets and black Billet pulley  . If you have black idlers on your engine or want black , then this belt wrap kit will give you the matching idler you desire.   

Other pictures shown of silver BWK are for fitment pictures.  

Also fits all G55 (G wagon) with m113k engines 2005-2011! Eliminates belt slip on stock or modified supercharger pulley`s. Braces OEM double idler bolt that is known to flex and 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  and SC pulley size to get correct belt size
• All kits come with Gates black belts. HD green belts available per request. 
• Easy install