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Old 02-20-2015, 12:17 PM   #10
Koa
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Join Date: Oct 2014
Drives: '02 RA Bugeye | '15 FRS
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Garage
Quote:
Originally Posted by killboydotcom View Post
"Worth it" is a judgement call based on your priorities. Yes it will add power...approx. 10hp/10tq. It will remove one of the 2 catalytic converters. (Unless you get a version with Race Cat.) The other cat is in the stock header, which will also be removed when you install the Tomei EL header. Until you get a tune, this will throw a code and trigger your Check Engine Light most likely. Replacing the stock overpipe will also make the exhaust louder. (Not sure what you're running for cat-back.)

I would recommend a tune as soon as possible after replacing the stock header in lieu of getting the overpipe and waiting on the tune personally. A good tune+header will give you a nice bump in hp and remove the torque dip.
the overpipe doesn't have a cat?

10HP/10TQ for what kind of setup.. free flowing cat or non?

Not knocking ya, just interested
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