Quote:
Originally Posted by spearfish25
You shouldn't have to shim a new Stillen exhaust. Stillen remedied the crossmember clearance issue. Mine clears with plenty of space. Tell them to loosen all the exhaust joints and hold the midpipe up while retightening...no shims.
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+1.
My dealer put shims in on my 350 and it actually increased the noise instead of reducing it. Gave more room for the pipe to rattle instead of holding it in place.
Find a good muffler shop and have them bill the dealer.