A'PEX exhaust systems are among the best in the automotive aftermarket industry. Since the company's founding 9 years ago, A'PEX has helped revolutionize the industry with innovative concepts that focus on both form and function. By using feedback data from our racecars, A'PEX exhaust systems are engineered to perform. A'PEX engineers concentrate on performance and sound characteristics, not just aesthetics and tubing diameters. From raw materials to the finished product, each component is manufactured in-house to meet the highest standards. Every vehicle application is extensively researched and tested before final designs are approved for production.