The AFE Saturn 4S Turbo-Back Exhaust System reliably and efficiently increases the exhaust flow of your vehicles for excellence in racing applications. The increased exhaust flow provided by the Saturn 4S Turbo-Back Exhaust System contributes to improving the torque and the horsepower of an engine while also lowering the EGTs. Made from mandrel-bent 409 stainless steel tubing and including a muffler-delete pipe, the Saturn 4S Turbo-Back Exhaust System optimizes the flow in the exhaust system while also providing that race-inspired aggressive sound. aFe offers their Saturn 4S Turbo-Back Exhaust System in varying sizes and types to ensure that consumers will have a system that can perfectly fit their vehicles.

The Saturn 4S Turbo-Back Exhaust System utilizes factory mounting locations and also includes an extension pipe that's designed to fit multiple cab configurations. These extension pipes provide stability and hassle-free installation. Advanced Flow Engineering, Inc. (aFe) has two decades of experience in designing and producing high flow, high-performance air filters and intake systems for the automotive industry. That being said, all aFe products have gone through the same rigorous and meticulous design and manufacturing process to ensure that these products not only satisfy and even exceed the most stringent industry standards but also ensure that they can perform to the highest efficiency even in the toughest driving environments.

Advanced Flow Engineering, Inc. (aFe) is a globally-renowned designer and manufacturer of aftermarket performance parts such as air filters and air intake systems. A go-to and often sought brand by the custom builder and race enthusiast, the company was founded in 1999 to fill a void in the automotive aftermarket industry - the need for high-performance air filters. Using innovative designs and state-of-the-art methodologies, aFe succeeded and providing top-of-the-line air filters that can perform to the highest standard even during the most challenging driving conditions.

Over the years, aFe has ventured and produced high-end cold air intake systems, high-performance direct fit and racing air filters, exhaust systems, intercoolers, turbochargers, electronic programmers, diesel fuel systems, and throttle body spacers. As of today, the company's headquarters and manufacturing facilities are located in Corona, California, USA.