Leaning towards GHL Exhaust???

[Adam]

Originally Posted by bmwm750

The factory headers are horribly designed, so its not hard to see how one can get gains by getting rid of them. .

What?! Are you talking about these headers? I mean with the 90 degree turn into the cat and small diameter, unequal lengh runners that taper down and get even smaller before entering the collecter. I doubt there is room for improvement!

[Cloudsurfer]

Originally Posted by Adam

What?! Are you talking about these headers? I mean with the 90 degree turn into the cat and small diameter, unequal lengh runners that taper down and get even smaller before entering the collecter. I doubt there is room for improvement!

Yes those headers Apparently, Porsche must have tried all kinds of new tricks to get every last pony out of these motors with those headers LOL

[GQ IMAGE]

Can we put together of list of Boxster Exhausts that do not create cabin resonance? Is there another brand besides Fabspeed???