Quote:
Originally Posted by TofuJoe
Why catted? The hp and torque gains are significantly less than catless. If you’re going catted to keep the sound down, a catless header and stock exhaust will give you more gains and still be pretty quiet. For reference, I ran the catted JDL with an OFT, custom tune, and briefly on the stock tune. A catted header without a tune is half assing what is already a compromise.
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Going catted because I wouldn’t pass emissions here in TX, at least that’s what I’ve been told. I was thinking of getting a Tomei Catless UEL header until I heard about emissions. I want a subie rumble , but I don’t want my car to sound obnoxious either you know ?