Posted by 68ss427 on 9/1/2017, 7:38 am, in reply to "Flowmaster choices"
Edited by 68ss427 on 9/2/2017, 2:13 pm
I have the 40 series on one of my cars and the 50 series on all the others, all 2 1/2" offset/offset. The 40s are a LOT louder than the 50s, which sound great. Don S