Well Shorty headers have been proven to do nothing for hp. So if you MUST replace the headers do it the right way and get Fast Intentions Long Tube Headers. But even those have mixed reports of not making or even losing power.
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2010 Base+Sport 6spd: Stillen G3, FI Non-Resonated CBE, FI Non-Resonated Test Pipes, UpRev Tuned, Custom 24R Oil Cooler, JDM Rear Fog-OEM Harness.
???Whp ???WTQ (Will find out come spring time)
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