MagnaFlow Exhaust systems are the most popular exhaust systems available today. Each system is built to fit and sound perfectly for VW Golf Gti Jetta Volkswagen Passat & Beetle, whether it be a car, truck or SUV. MagnaFlow Exhaust Systems are all built with high grade stainless steel components and feature stainless welds and clamps. All pipes are mandrel-bent stainless steel tubing from the flanges to the tailpipes, designed to bolt right on and provide years of trouble-free performance. MagnaFlow is the Performance Division of Car Sound Exhaust System, Inc. located in Southern California. Car Sound has been a world leader in the manufacture of catalytic converters and exhaust components for over 20 years. Their products are backed by modern production facilities, years of research and a constant commitment to innovative technologies and manufacturing methods. MagnaFlow's new product development is a result of their commitment to performance products that deliver results. They design their products in a fully equipped R&D Center with multiple engine and chassis dynos along with flow bench and audio test equipment. Each new component must pass both quality and performance evaluations prior to a manufacturing commitment.