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Hfc or not

2K views 3 replies 3 participants last post by  HFP-CivicSI 
#1 ·
I currently have a random tech down pipe/ hfc. In the market for a race header and was wondering if the exhaust really stinks bad without a hfc? I would like a hfc prob but there are no really high quality headers with hfc are there?
 
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