X-Force stainless steel high flow catalytic convertor pipes to suit 3" hearders/cat back system for VT-VZ Holden Commodore & HSV 5.7ltr
NOTE: X-Force Headers and Cats do not fit factory systems and are designed to fit X-Force cat back systems only.
*To avoid any potential issues with DTC codes and to ensure you are getting the best performance out of your product we recommend this is fitted in conjunction with a Custom Reflash
*All upgrades in a 20% increase in power do require certification
*All vehicles newer than 2012 by law require catalytic convertors be retained
