Fully matched D-port header flange for a exact port match on the 6.1/6.4 Equal length tube on all primary's 2" dia primary tubes options 3" fire cone collectors 304 Stainless Steel Custom 3" mid pipes Off Road Use Cats Made to connect to any aftermarket exhaust using stock mounting All hardware, O2 sensor extensions included.
Standard Cats: These high-performance catalytic converters work great when it comes to giving you better performance from a higher flowing cat while keeping your exhaust gases in check and your car emissions legal in most US states. These Metallic cats do have their limitations and cannot handle the extreme exhaust temperatures seen in highly modified forced induction vehicles.
