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Apex Motorsports · 08-08-2010, 05:27 PM

The high flow cats that are now available flow almost as well as straight pipe with practically zero advantage to going without them. You might see a gain of 1-2 mid range horsepower between high flows and straight pipe.

08-08-2010, 05:27 PM	#2
Apex Motorsports Drives: 2000 Camaro SS Join Date: Feb 2010 Location: Louisville, Ky. Posts: 25,165	The high flow cats that are now available flow almost as well as straight pipe with practically zero advantage to going without them. You might see a gain of 1-2 mid range horsepower between high flows and straight pipe.