Originally Posted by f4tal I've had 2 big case magnaflow's with no resonations... 3 other friends of mine run them on their trucks with no drone/resonating at all. For the money the big magnaflows are by far the best muffler all around. when you say "big" what size exactly? this is my daily so i don't want anything too loud.
My LS1 swap http://www.ls1truck.com/forums/my-ga...t-gondown.html
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