120 results found for “headers”

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...

Foundational Part

Add the appropriate number of gaskets to your order per the below guide 991 Street Headers - (4) 3" 991 Race Headers - (2) 3" 991 Crack Pipe (for Dundon Headers) - (2) 3" 718 Street/Race - (4) 3" & (4) 2.5" 981 Club...

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...

A used version of our most popular 991 exhaust package. Street Headers and Lifetime Muffler! Photos are of the actual system. Dundon Street (Catted) tuned length headers and valved side delete exhaust system for the 991 GT3/RS!  less weight more power, great sound, quiet...

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...