Hardware Kit to Install a 321SS Lifetime Dundon Muffler on 997 and 991 GT3/RS cars.

Foundational Part

Foundational Part

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.

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...

Includes: 4 - 3" V-Band Clamps 4 - 3" V-Band Gaskets 2 - 991 Cat/Engine Brackets 16 - M8 Oversize Washers 8 - M8x1.25mm Lock Nuts 8 - M8x1.25mm Black Oxide Bolts 20mm Length

Dundon + HYTORC = Game Changer! Swap wheels on your center-lock equipped Porsche (or non-Porsche, for that matter) without any other tools (or people)!    A couple of key details that set this apart from other manufacturers: This is the same method the factory...

Foundational Part

Foundational Part

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:...

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,...

Foundational Part - for installing 997/991 style center muffler on 992 GT3

Direct replacement for your stock front upper strut mount. Machined from T6061 Aluminum and uses high-grade, teflon-lined spherical bearings and grade 10.9 pressed-in studs for easy install.   Adds approx. -1.3° to the front with minimal caster change.

These 625 inconel inserts block the expansion chamber on the lower pathway, dramatically reducing the muffling effect. The combination of the titanium muffler with the loud inserts gives you the ultimate “have your cake, and eat it, too” exhaust. The quietest system we make...