Quote:
Originally Posted by gashero
with my car, I just did the seconday cat delete along with the resonator. I add an xpipe with 2.5 inches pipe all the way to the stock muffler. No drone at any rpm. sound is not as aggressive as most catback with exhaust but is does have a nice note to it that similar to the nissan VQ engine on the FX, 350z, and G35coupe.
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Had the Borla Cat-back on our project 335i, no drone so far with ~5000 miles on the system!
I thought most people on this board like it loud with lots of droning?
