Convertible Exhaust Butterfly Valve - Service Bulletin
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02-05-2013, 10:31 PM
RIP - Convertible SS
Drives: '13 Mustang Boss 302 - RED
Join Date: Apr 2011
Location: Houston, TX
I took mine in for this well over a year ago. Chevy dealership gave me a copy of the TSB and it says "no fix" for the problem.
I wasn't too worried about it since I was changing my exhaust anyway.
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