Great G37 Berk High Flow Cats , 13 Perfect Ideas. 2009+ nissan 370z 3.7l vq37vhr 2008+ infiniti g37 3.7l vq37vhr 2007+ nissan 350z 3.5l vq35hr *new. The stainless steel cores are high heat resistant and.

Berk high flow catalytic converters are fully constructed of stainless steel piping with a high flowing metallic substrate. Berk ones are pretty popular. There is a video on youtube of an 06 m35 using a berk technologies high flow cat, but the berk website doesn't show m35 applications, only 350/370z and g35/7.