do i need back pressure?
#41
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so for turbo cars wouldnt u want no restrictions at all? cuz thats what im bout to be running on my car its just gunna be a 2.5 inch pipe all the way back no muffler,cats, etc..
#42
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the difference is MAYBE 3 or 4 pounds of torque. so no... you would not feel it take off at 3500 rpm due to your exhaust... unless there was a turbo in it...