How loud is a y-pipe over stock?
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It is not louder but b/c of the increased airflow it may make the intake a little louder (but still mininal). Is it worth the $? It is the best hp gains for the $$$. You get 10-20 hp at the wheels depending on your other mods. If you were buying a new car and there was a $300 option for an extra 20 hp would you buy it? If so-then a Y pipe os for you. I have a warpspeed pipe and the hp diff is very noticeable over 3000 rpm.
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Kyle Lee Cleveland
6th Generation Maxima (2004-2008)
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09-28-2015 07:58 AM