91 FIREBIRD AFTERMARKET EXHAUST!
08-31-2012, 10:08 PM
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Car: 1991 Pontiac Firebird
Engine: 5.0L 305
Transmission: automatic
91 FIREBIRD AFTERMARKET EXHAUST!
I want to put an aftermarket exhaust on my 91 firebird 5.0L TBI, the cat on my factory exhaust is trashed and. What do you think is a good set up?
09-01-2012, 01:31 AM
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Car: 92 T/A 'vert
Engine: Mild .040 over L98 4 bolt mains
Transmission: Mostly stock 700R4, 2600 Vigilante
Axle/Gears: LS1 3.42
Re: 91 FIREBIRD AFTERMARKET EXHAUST!
Dynomax. Cheap and pretty good.
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