02q45 f50- Anybody messed with the auxillary exhaust pipe gate?

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randygraham62
Posts: 2
Joined: Tue Jun 05, 2007 3:59 am
Car: 2002 Infiniti Q45

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The F50 has a servo driven gate for an auxillary pipe to the rear exhaust. It opens when needed for additional exhaust flow.

Seems like this could be rerouted into a separate free flow exhaust. The result should be that the mufller remains whisper quiet until you accelerate hard, which would open up the LOUD side of the system. Same kind of fun you get in a Bugatti for a fraction of the price.

Anybody tried this? Any info on when the bypass kicks in?


User avatar
Q45man1
Posts: 287
Joined: Sat Apr 22, 2006 8:02 am
Car: 2002 Q45, 1994 Q45

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I'll keep mine stock for now. But check posts by Mcrews. He had his muffler deleted and replaced by straight pipes. Met him at the LA Petersen car museumtwo years ago and his F50 sound and looks good.


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