Recent content by " Red GT "

I am planning to buy H-pipe or X-pipe and MagnaFlow Performance Exhaust Kits 15173 for my 2014 Shelby GT500. I found MRT Maxflow H-Pipe in Revan Racing 2011-2014 Shelby GT500 MRT Maxflow H-Pipe Exhaust, without Cats - Revan Racing, Inc. But I am wondering about the fitting with MagnaFlow...

I've got now 3.73 on my car with a kenne bel Mammoth supercharger , As per a tunner what he told me , The best gear is 3.55 u will get more torque and horse power , I've got now 511 RWHP and Torque 425 , 14 or 15 PSI . I saw the torque very low !!! :??: My car Mustang GT 2007 A/T . What...