New LS1 Owners - Newbie Tech - Ls1 T/a
06-25-2007, 11:01 AM
Just got her. Long tube headers, offroad y pipe(no cats) and magnaflow. Its quiet....y?
06-25-2007, 11:13 AM
if the cat back is new it's gonna take a while to break in. My buddy has the same one and his was quiet when he first bought it and now it has a nice tone to it and that with his stock manifolds and y pipe.
06-25-2007, 11:37 AM
Just wondering but what headers do u have?
06-25-2007, 06:04 PM
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