Originally Posted by Motion Lab

The ARK doesn't seem to fit quite as well in our experience. The Invidia might not make great power for N/A, but has worked well on one of our customer GReddy twin turbo equipped Nismo. The best exhaust I've heard on these cars to date has been the Berk Tech. It had plenty of flow for boost as well.

Thanks,
Alex Goodwin
AlexG@motionlabtuning.com