09-05-2012, 11:40 PM
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#1 (permalink)
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A True Z Fanatic
Join Date: Jun 2009
Location: Zion, Illinois
Posts: 1,873
Drives: '09 370Z-T BS M6
Rep Power: 21
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Quote:
Originally Posted by nmjaxx9
Is that right? Never knew, anyways Im sure freeing up the cats will still give me a performance bump, so I think Ill still go with it. I never thought of cats back when I was doing intake and exhaust, but since now my current setup is boring me I need to change it up! 
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You will always feel gains with a cat-replacement, whether it be HFCs or test pipes. You don't need to go to a dyno for you to feel your *** get just a bit more planted into your seat.
10+ horsepower? Definitely if test pipes are your only change.
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"Since one of my brake light bulbs just went out, the forum told me that my piston rings are about to blow."
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