Need help with muffler
Supreme Member




Joined: Feb 2005
Posts: 2,509
Likes: 201
From: Hawaii
Car: 89' Firebird / 87' Formula
Engine: 3.4 / 5.0
Transmission: 700-R4
Axle/Gears: 3.42 / 3.42
I have a flowmaster 80 series and I love the sound at start-up and idle. Don't love it as much at higher RPMs though. Gets a bit raspy and what not.
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