You’ll save right away when you add a front-pipe and a downpipe to your base system over buying each of these individually. Many car fanatics love a unique sound for their ride, almost similar to a racecar. It’s no secret that the standard vehicle exhaust system won’t produce a roaring or distinguishable sound. This is where a back cat exhaust system will be favorable to any motorist. The upgraded system will give you a more enjoyable, louder ride. But this is where certain systems will do better than others, so be sure to look into which one will be right for you.

Our straight-through brushed-finished mufflers are configurable to your desire, smoothing the exhaust note to a deep growl, without adding restrictions, rasp or drone. Strong high-quality bracketry and OEM-style clamps hold the system steadily in place, making the install or removal a snap, and fitment simple, yet precise. A cast 3” to dual 2.5” rear splitter creates an ultra-smooth transition, steadily feeding exhaust gasses out of the system, while looking tidy from under the rear bumper. Finally, removable 4” polished slash-cut exhaust tips finish the system, adding a classy motorsport-inspired touch to the rear of the vehicle. In addition to high-quality materials and components, the design of each high-performance exhaust system allows for easy, bolt-on installation right out of the box. CORSA exhausts require no welding and can mount directly to your factory connections.

Walker is your one-stop exhaust shop, offering a full line of mufflers, pipes, hardware and accessories. Cat to Y pipe intersection showing after cat O2 sensor location. This qualifies as one of the STRANGEST stock exhaust parts I have seen. For some reason Toyota/Lexus decided to weld a straight section of 60mm pipe to the cat outlet flange, angle cut it, weld a 50mm pipe pipe that has its last couple of inches expanded to 60mm and match angle cut. Also note the O2 placement is in the 50mm sections of the Y pipe where the sensor tip takes up a good portion of the available flow area.

In 2010, most light-duty diesel manufacturers in the U.S. added catalytic systems to their vehicles to meet federal emissions requirements. Two techniques have been developed for the catalytic reduction of NOx emissions under lean exhaust conditions, selective catalytic reduction (SCR) and the NOx adsorber. Unleash your truck’s hidden potential by installing less restrictive exhaust components. Not sure what Invidia system you need or unsure if an Invidia USA exhaust is the best option for your Subaru, Mitsubishi, Honda, or Toyota? Shop Invidia on our site as well as other brands of exhaust systems and secure a high-quality exhaust system at our unbeatable prices. As far as sport compact enthusiasts are concerned, Invidia is a company that stands out in the crowd.

A dual exit on the other hand, is just a single exhaust system but with two exhaust tips. This is because, with a cat-back exhaust system, you will experience a significant increase in your fuel economy. The tone provided by different cat-back exhaust systems varies from one system to another.

The difference in fuel economy is, however, more obvious while driving on a freeway. They also do not offer the best performance due to many reasons. If you're looking for an off-road exhaust with&nbsp