Quote:
Originally Posted by GTM_Challenge
The M3 exhausts get exceptionally hot. Muffler canisters can but a bit of a golden hue from the heat. Youll notice that many exhaust tips will do the same. You can see the gold hue inside the tips as well in this customers photos. It happens on many exhausts for the M3. You can hit the tips or can with a fine steel wool inside the tips or a good metal polish to take the patina off from time to time
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+1
Right on the money.
I went the easier route and I completely powdercoated the rear section of my exhaust so that it wouldn't get discolored, but also just for looks
