aFe is proud to introduce the aFe dual cat-back exhaust system for the 2012-2015 Porsche 911 Carrera S (991) with the H6-3.8L naturally aspirated engine. In recent testing this aFe cat-back exhaust system produced 34 horsepower and 43 lbs. x ft. of torque, furthermore, weighs 20 lbs. less than the stock exhaust. With the iconic 911 already a well-engineered performance driving machine, aFe developed the perfect balance of pure, race-inspired performance while ensuring that perfect sound decibel and exhaust note creates the ultimate driving experience. Starting with a CAD X-Pipe, aFe spent countless hours of R&D to ensure perfection in volume, flow and balance. Furthermore, aFe's unique brushed finish step mid pipe design unleashes all available power and creates a broad and exciting power band. Available with 3.5” pure carbon fiber quad tips and CNC-Machined laser-etched tip inserts, this system is hand-crafted and TIG-welded for a perfect, precise fit and 100% complete bolt-on installation. No modifications necessary.
CAD X-Pipe Design:
Designed to help to scavenge exhaust pulses, aFe spent countless hours delivering the perfect X-Pipe to deliver optimum power while reducing exhaust drone.
Step Mid Pipe Design:aFe's race inspired unique brushed finish step mid pipe design unleashes all available power and creates a broad and exciting power band
Race-Proven Spring Hook Design:
This exhaust system uses a race-proven spring hook connection over typical band clamps or connector flanges eliminating any unnecessary and un-wanted weight while allowing the system to expand avoiding any possible stress points prone to failure.
304 Stainless Steel Exhaust System:
This unique exhaust system uses 304 Stainless Steel that is TIG-welded and has a hand brushed finish.
3.5” Carbon Fiber Quad Tips:
Included in this kit are light weight 3.5” pure carbon fiber quad tips and CNC-Machined laser-etched tip inserts which give an aggressive, yet elegant sporty look.
All Carrera 991 Models (Will Not Fit 991 Turbo)