There is a sheet metal heat shield above the rear muffler, that vibrates like crazy on my car with Akropovic CBE. I thought it was coming from the spare tire area, until I stripped the back of the rear interior out, and rode in the rear hatch area with the wife driving. The noise was coming up through the floor where the spare goes.
Then I climbed under the rear of the car, added extra bolts to the fog light bracket (didnt help), and then discovered the muffler heat shield was causing the noise. The heat shield only makes noise with aftermarket exhaust on my car.
Thinking about removing the heat shield now...
Last edited by SG4247; 05-31-2017 at 10:18 PM.
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