Increase exhaust flow from the headers to the mufflers and improving power and sound by replacing the redundant secondary catalytic converters with straight-through pipes.                       ...

Increase exhaust flow from the headers to the mufflers and improving power and sound by replacing the redundant secondary catalytic converters with straight-through pipes.                       ...

Dramatically improve sports car sound and throttle response with upgraded Maxflo mufflers; includes Deluxe Quad-Style Tips                                     ...

Dramatically improve sports car sound and throttle response with upgraded Maxflo mufflers; this system re-uses your factory tips                                   ...

Direct replacement/upgrade for the failure-prone factory headers; lighter, higher flowing, and more durable for increased performance and longevity                             ...

Replaces the restrictive factory cats with high-performance HJS Racing sport cats for maximum performance and sound                                       ...

Direct replacement/upgrade for the failure-prone factory headers; lighter, higher flowing, and more durable for increased performance and longevity                             ...

Replaces the restrictive factory cats with high-performance HJS Racing sport cats for maximum performance and sound                                       ...

Straight-through tubing section replaces the heavy and restrictive OEM catalytic converters for maximum power and sound; recommended for track/off-road use only.                        ...

Dinan's Free Flow Exhaust for the 3 series models provides increased flow for power gains without the excessive noise associated with typical ''performance'' mufflers. The Dinan® exhausts feature rigid and durable muffler ...

Lighten the rear of the vehicle while adding aggressive Supercup-style sound by replacing the heavy factory mufflers with straight-through tubes.                             ...

Fabspeed's equal-length 997 Sport headers provide improved torque and equalized engine pulsing thanks to CNC mandrel-bent primary tubes.                             ...

Increase horsepower, torque, and sporty exhaust sound by replacing the factory catalytic converters with high-flowing 200-cell HJS Sportcats.                               ...

Dramatically improve mid/high end power by replacing the catalytic converters with a free-flowing x-pipe while adding aggressive sports car sound and throttle response; recommended for track and off-road use only.           ...

Replaces the restrictive factory catalytic converters with much less restrictive straight-through pipes for maximum flow and performance                                 ...

Replaces the restrictive factory catalytic converter with a much less restrictive straight-through pipe for maximum flow and performance                             ...

Dual-tone exhaust system controlled by a key fob for on-the-fly exhaust volume adjustment. Improved sports car sound; throaty and deep with the valves opened, but subtle and comfortable with the valves closed.           ...

Improves exhaust tone and saves weight by replacing the factory center muffler with a lightweight x-pipe.                                        The ...