advanced FLOW engineering announces the release of the Cat-Back Exhaust System for the 2007-2013 BMW M3

The Cat-Back exhaust is constructed of 2.50" diameter, mandrel bent, TIG-welded and uses all factory mounting locations. In recent testing, this exhaust system produced 12 horsepower and 11 lbs. x ft. of torque.

This race inspired system is 15 lbs. lighter than the factory exhaust system and utilizes 3" carbon fiber quad tips to withstand extreme temperatures and weather conditions.

The race tested and proven, carbon fiber quad tips are used for weight savings and a sporty look. The dual mufflers consist of a single in, dual out, free flowing design, giving an aggressive sound at high RPM's, yet maintaining a subtle tone at cruising speeds.

This system uses factory mounting locations providing stability and hassle-free installation with no modifications necessary. The Cat-Back Exhaust System retails for around $2305.23 and is available in stores now. advanced FLOW engineering (aFe Power), is a manufacturer of high performance cold air intakes, air filters, fluid filters, exhaust systems, intake manifolds, intercoolers, turbochargers, programmers, differential covers, transmission pans and throttle body spacers for late model cars, trucks, SUV's and motorcycles.

For more information on this or any other aFe product, please visit our website at

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