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  1. Engine Modifications
    Hi all. I have a 2017 WRX FA20 that has a stage 2+ Cobb tune. I am still running on the stock mufflers since they sound pretty good with no rasp, and the tone is pretty deep. I wouldn't mind it being a bit louder though, but I don't want to attract attention at the wrong times lol. I see that...
  2. Personal For Sale & Wanted
    Hello folks. I posted this in the local for sale section but I am willing to ship at buyers expense. I have (1) HKS Carbon Ti muffler left from my dual setup on my previous car ( 04 Acura TL) It's in pretty good condition because it was on the driver side of the car and the passenger side caught...
  3. Engine Modifications
    Hi guys, proud owner of 09 a WRX, three quick exhaust questions: 1. I know people talk about intakes causing the engines to run lean, as a result of the MAF sensor. Do exhausts cause lean conditions? Asking in regards to an untuned car, with no other mods. 2. Seems as if no real power...
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