Soundcheck - Firebird with Magnaflow mufflers

1978 Pontiac Firebird Formula 400 Dynomax headers 2.5" true duals Mangaflow mufflers

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1977 Trans Am new Magnaflow XL mufflers
1977 Trans Am new Magnaflow XL mufflers





Soundcheck - Flowtech Raptor
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1981 TA Jegs 2.5 inch kit without mufflers, bought flowmaster 40s, no cats, stock manifolds. 4.9 liter pontiac motor 301.





1966 Chevelle BBC 3" X-Pipe Magnaflow Mufflers
1966 Chevelle BBC 396 3" Custom X-pipe Into Magnaflow mufflers and 3" tailpipes




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