Automotive Performance Systems Inc. (APS) and its NEUSPEED®‚ and Neumann Distributing divisions are your number one source for aftermarket import performance products! We carry a large inventory of all the parts featured in our catalog and on our website. Our customer service is unrivaled, with the most knowledgeable support team in the industry. All aFe exhaust systems are engineered and manufactured in our Corona, California facility. The price of a cat back exhaust system can vary widely depending on the make and model of your vehicle, the materials used, and the complexity of the design.
We use the latest, advanced equipment to ensure precise and accurate adjustments. Each of the trucks will be included in Shelby's official registry. Revology's '68 Shelby GT500KR surpasses the performance of the original with a 710hp supercharged Ford/Roush Performance 5.0L Ti-VCT Coyote DOHC V8 engine. In 1962 Carroll Shelby, one of America's greatest race car drivers began a new chapter in his storied career with the legendary Cobra sports car. A piece of of this sports car's "DNA" is part of every subsequent Shelby vehicle.
Engines fitted with regulated 3-way catalytic converters are equipped with a computerized closed-loop feedback fuel injection system using one or more oxygen sensors (also known as Lambda Sonds or sensors). Other variants combined three-way converters with carburetors equipped with feedback mixture control were used. An unregulated three-way converter features the same chemical processes but without the oxygen sensor, which meant higher NOx emissions, particularly under partial loads. These were low-cost solutions, typically used for retrofitting to older cars or for smaller, cheaper cars. Axle-back exhaust systems replace only your vehicle’s rear exhaust section, usually consisting of items behind the rear axles, like rear exhaust pipes, muffler, and exhaust tips. A