162 results found for “exhaust”

1. Eliminates the OPF  2. No Check Engine Lights, and no tuning required  3. 992 GT3RS Stock - 474whp,  992 GT3RS  with Street Headers is 495whp (so far)… 4. Weight savings over stock: 321 Stainless Steel Muffler version: 10lbs lighter than stock Titanium Muffler:...

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...

1. Eliminates the OPF  2. No Check Engine Lights, and no tuning required  3. 992 GT3 Stock - 448whp, 992 GT3 with Street Headers is 476whp (so far)… 4. Weight savings over stock: 321 Stainless Steel Muffler version: 10 lbs lighter than stock Titanium...

Our Megaphone crack pipe features... Inconel 625 Megaphones for enhanced wave strength (more power) Full 3.5" X Pipe merge   YOU HAVE BEEN WARNED! This system sounds badass, BUT…. It was designed for race cars, and as such, it is UNCOMPROMISING It drones at...

Can be used with Dundon cat backs, 3" side deletes, or added to our Street Header package to give you the ultimate in Performance and Sound improvements. Will turn a beautiful shade of blue when driven hard!

100% Inconel 625 Race Exhaust, designed for strength, light weight and maximum reduction in flow restrictions.  Optimized High Flow Inconel Catalyst  12lbs, stock is about 37lbs so weight reduction of 25lbs over stock Integral Inconel Exhaust Tips, let the natural inconel color changes show...

Dundon Street (Catted) tuned length headers and valved side delete exhaust system for the 991.2 GT3! We were able to keep all of the things that people love about our race headers: less weight more power, great sound, quiet when you want it to...

The loudest, most powerful exhaust for your GT4RS! This system deletes valves and the muffler for the ultimate in power and performance.   BE WARNED! This is LOUD and drones. Not recommended for sensitive drivers, passengers or neighbors! Makes 32whp at 8000rpm and 37lbft...

Get the best sounding, most powerful exhaust for your GT4RS.  No compromises.  Over 3 years in development and 11 Prototypes to get it right.   Great Sound, and Great Power without drone!   We have spent the last TWO YEARS building, testing, iterating and improving...

We'd been asked by a few to make a Crack Pipe that wasn't as much of a commitment but still true to the original Megaphone Crack Pipe. Meet the Mini Crack, this one works with Dundon valved side muffler deletes or our Street Headers,...

Most of us have experienced the many issues associated with both the stock Steel and Ti rear mufflers on our beloved 991.2 GT3RS. cracking, holes, not passing sound etc...  We've been reinforcing both the Steel and Ti versions for years after they crack and understand why...