Hello up for sale as a custom built low mount stainless steel exhaust system. This kit is designed for the SF and OG but can be fitted on the SP model. This is a step up system so that you create more power between low in Mid and then full race power on top end. Has provision for wideband, and again made completely out of stainless steel Don’t spend $500 and $600 on the other systems that are out there when you can get this one for a fraction of the price! Look no further you found it right here at PLR! *** this system was designed off of another system that has been proven to create the most power on one of these grom…Dyno testing in process now!