aFe Large Bore-HD 4 IN 409 Stainless Steel DPF-Back Exhaust System w/ Polished Tip (49-43106-P) _24 Includes neutral safety switch

Includes neutral safety switch

Dissipation Constant: 24 mW/°C

Porsche uses Helical exhaust valves on their GT3 mufflers because the valves are bullet-proof silica carbide

High performance long-neck intercooler upgrade engineered for optimum flow efficiency and maximum cooling

Main Tubing Diameter: 4"

aFe Large Bore-HD 4 IN 409 Stainless Steel DPF-Back Exhaust System w/ Polished Tip (49-43106-P) _24 Includes neutral safety switchGet increased exhaust flow, more horsepower and torque, improved performance and lower exhaust gas temperatures with the aFe Large Bore HD Turbo Back Exhaust System. aFe dyno tests every system for maximum gains, and constructs them from mandrel bent stainless steel for maximum flow and long lasting durability. Features: Greater exhaust flow than stock system Increases horsepower and torque Improves performance Lowers exhaust gas temperature Flow