Product details:

Replaces the restrictive factory catalytic converters with much less restrictive straight-through pipes for maximum flow and performance

Features:

-fits all Porsche 958 Cayenne s / GTS vehicles (2008-2010)
-adds 10 horsepower for improved throttle response
-fabspeed 's secondary cat bypass pipes replace the restrictive factory catalytic converters with much less restrictive straight-through pipes for maximum flow and performance.
-direct bolt-on replacement for the heavy factory catalytic converters
-adds an aggressive exhaust note for exotic high-performance sound
-constructed from polished t304l stainless steel
-all fabspeed performance products are backed by the fabspeed lifetime limited warranty