Full Inconel 625 construction and tuned-length megaphones will give your 996 the "F1-style" sound you've been craving!   Fair warning though, this one will make your neighbors cranky and wake up your kids!

Pre-Owned Replacement tip sets for your Dundon Lifetime Muffler ONLY. Does NOT fit OE Porsche Mufflers. Proper tip length is important, so please ensure you select the correct application.

Taken from our GT3 Cup exhaust program, this exhaust is the ultimate in performance and sound. BUYER BEWARE! This system has drone and vibration (all things that racecars have) and is NOT for the faint of heart.   If you want it louder than...

1. Eliminates the OPF  2. No Check Engine Lights, and no tuning required  3. Significant power and torque gains: +31whp/+55wtrq! 4. Weight savings over stock: 321 Stainless Steel Muffler version: 10 lbs lighter than stock Titanium Muffler: 25 lbs lighter than stock Inconel 625...

38lbft and 50whp gains (with Race Headers) Includes: Street Headers OEM Touring Airbox 93mm TB/Center Plenum Optional Lifetime Muffler   Only Race Header/Lifetime Muffler/ Touring Airbox/ 93mm Center Plenum Dyno available.

This is the most complete, well-rounded power package around for the 991.2 GT3 4.0L. With careful consideration and many design, engineering and tuning hours, we have extracted impressive power, torque and drive-ability out of the 991.2 GT3 4.0L engine. The best part: no compromises. ...

This is the most complete, well-rounded power package around for the 991.2 GT3 4.0L. With careful consideration and many design, engineering and tuning hours, we have extracted impressive power, torque and drive-ability out of the 991.2 GT3 4.0L engine. The best part: no compromises. ...

Package Includes: Street Headers (w/ cats) Cobb AP w/ Pro Tune 997 GT3 Intake Manifold w/ 93mm Throttle Body   The Dundon Street headers by itself give a huge improvement to performance and the overall sound of the system, combined with the Cobb AP...

State-of-the-art 3D-printed Titanium Tips in a new "Vented" design, built to bolt to a Lifetime Stainless Dundon Muffler.

State-of-the-art 3D-printed Titanium Tips in a new "Vented" design, built to bolt to a Lifetime Stainless Dundon Muffler.