Quote:
Originally Posted by SoCal996JT
I'm leaning towards the UEL and ok with giving up a little up top, plus I like the rumble the UEL creates. But I have to start with the exhaust first
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If you after power gains forget catbacks, they are rearly just for sound.
Adding a catless uel header will give you a bit of sound anyway and you get some gains. you will need a tune to stop the cel code p0420 and optimise for header