Anybody tried MAC headers and cat back?
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Joined: Oct 2000
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From: MT
Car: 85 Z
Engine: Edelbrock Injected 350
Transmission: T-5
Axle/Gears: 3:42 LS1 Posi
Anybody tried MAC headers and cat back?
Has anybody tried these systems out? If so how do they compare to SLP's headers and cat back?
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