2013 Boss 302 Borla ATAK Exhaust
Here is my before and after comparison of the stock 2013 Boss 302 Exhaust, with side pipe restrictor plates removed, and then with my new Borla ATAK Axleback Exhaust and the side pipe restrictors still removed. I had just put these on and have not yet centered the tips, which is why they look misaligned.
2013 Mustang 5.0 with Roush Racing Axle Back Exhaust
2013 Mustang GT 5.0 Exhaust comparison between stock and Roush Racing axle-back Exhaust. What a difference!