Quote:
Originally Posted by NitroBeagle
I have LoudMouth2 on my L99. It definitely is louder, its deeper at certain rpms and I think is noticable. This is just axle back so dont expect it to sound like the car has headers. Yes, it can be louder and for me, the louder the better. Maybe I will add the X system from SLP for more sound. Headers too ? Anyone know if those additions cause issues with sensors and engine light on etc, ?
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definately get an xpipe it makes a big difference and also an intake makes a nice difference in the sound.. headers with or without high flow cats will set off the check engine light so ull have to tune it if you want to do it right