These two work together to offer better flow and allow the system to breathe better. We are one of few brands that own our factory thus enabling us full control over the manufacturing process, selection of raw materials, and construction techniques. Install your IE catback without any permanent modifications or installation hassles. The installation process is straightforward and accomplished with standard mechanic tools.
Cat-back exhaust systems will include any pipes that run from the catalytic converter to the muffler, the muffler itself, any pipes that may run from the muffler to the exhaust tips, and the exhaust tips themselves. Some cat-back exhaust systems have a muffler 2015 f350 delete kit, which means no muffler is included. This is typically found on vehicles that function primarily for off-road use