Upgrade Your Vehicle with the Roush 421127 Exhaust Kit for Enhanced Performance Review

I used to have a Dynomax and a Flowmaster 40 but they really bark! I like the sound. They're very loud at full throttle, but very quiet when cruising and don't hum on the freeway. I have a 2013 Mustang 5.0 convertible which isn't as quiet on the road as the coupe, but the exhaust is still okay at highway speeds. They were VERY easy to install. The whole job took less than an hour on jack stands on the garage floor. Two people could help remove the old mufflers from the hangers, but no help is…

The Roush exhaust system arrived in perfect condition, well protected in the shipping box. Installation was quick and took about an hour. The hardest part of the installation was removing the storage system. The sound of the Roush system is really reminiscent of the exhaust note on my 2014 GT Premium Coyote Convertible. I can't hear the drone sound in the cabin and the system looks great in the car. An additional benefit of the Roush system is a weight reduction of more than half compared to…

Installation was a bit cumbersome. Everything fits great and the product is great, just awkward fitting the new exhaust to the 2 hangers closer to the front of the car. I left the middle tubes intact and just pushed them up and to the side with one hand and hung them on the hangers with the other hand. On the driver's side I loosened the screws and folded back the vertical stabilizer bracket, but it doesn't work on the passenger's side. On the passenger side, I simply unbolted the hangers (just