Originally Posted by jwhayne0001
I live in ky, car wont be driven in snow and hardly in rain, i am planning on ordering the flowmaster cat back american thunder set, american muscle has the alluminized steel for 370 something and 50resto has the same system in stainless steel for 430ish, is there any diffrence in sound or performance? And is stainless worth the extra $
The SS is worth the extra money if you can afford it.
It will last much longer than aluminized steel.
There is no difference in sound or performance.