Thread: What is the difference between HFC and test pipe?
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Old 07-05-2010, 11:09 AM   #22 (permalink)
efuseakay
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Quote:
Originally Posted by Rhett View Post
Thanks! But, some people inclduing Chris says that resonated test pipes give better numbers in performance than the HFCs. Now, I am a little confusing.
Ah... yeah between HFC and test pipes, you will get a few more HP out of test pipes. Nothing you'd really notice though.
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