Thread: catless headers (Gutted )
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      02-27-2017, 03:52 PM   #16
STR8-6IX
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Drives: RWD 528i N52
Join Date: Nov 2016
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these are a catless manifold, not headers haha.

how much did you pay to have your cats gutted? is it worth the sound and performance?

headers are better because the tubing provides better exhaust scavenging. do you think this is worth it?
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