I have FI non-res test pipes, matched up to my AAM s-line y/mid-pipe and their S-line axleback. I dont really have any rasp at all. Unless I am not at WOT, around 4-5k, there is a very slight rasp, but that rarely happens because I don't drive around at partial throttle at 5k.
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| 2015 Nismo headlights| 275/305 | Z1 spacers | Eibach Pro-kit |k&n typhoons | AAM S-Line catback + FI test pipes | Stillen splitter |
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