Thread: track day with 99 Cobra. open headers?
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Old 04-23-2004, 08:31 PM
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daveshapellSVT daveshapellSVT is offline
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Re: track day with 99 Cobra. open headers?
Think about serious horsepower making cars like top fuelers or even cars at the local track.. they don't run exhaust systems.. it's all open headers.. i never understood that whole backpressure deal..
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