C7 Corvette Grand Sport Borla 11903
The Borla 11903 ATAK is the loudest of the C7 Corvette Grand Sport line up. It delivers a deep and aggressive sound through out the entire RPM range. The Borla ATAK axle back exhaust uses twin valves to allow for full exhaust sound or it can be muted to allow for a quieter ride. This Borla C7 Corvette Grand Sport Exhaust features the 4.25" Dual Round Rolled Angle Cut Intercooled Tips and has been Dyno Tested to increase both Horsepower and Torque. Each systems comes with everything you will need for installation, including new clamps and a full set of instructions. The 11903 is specifically for the C7 Grand Sport with a Manual Transmission and allow you to retain complete control of your NPP Valves. (Click here for the Automatic Transmission version is the 11856)
The Borla 11903 Atak (Acoustically Tuned Applied Kinetics) allow this system to have a Deep Muscle Car sound at idle and cruising speed and a very aggressive volume increase as you press further down on the gas pedal and the RPM's rise. The ATAK technology is based on tuned attributes of the muffler internals specific for the C7 Corvette Grand Sport. The development of each system begins with an extensive study of each cars internal and external acoustics. The internal muffler cores are then tuned to match each specific vehicle. With this technology, the Borla ATAK is a perfect match for Grand Sport Corvettes with the Factory Installed NPP Option.
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Product Note: Fits (2017 - 2019) Corvette Grand Sport Manual with Factory NPP Exhaust Option Only
Product Note: Will NOT fit Grand Sport with Automatic Transmission