205 results found for “street headers”

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...

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...

Foundational Part

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.

Foundational part. For Dundon GT4RS Street Header Kit.

Get the best sounding, most powerful exhaust for your 718 GT4. No compromises. Over 3 years in development and (over!) 11 Prototypes to get it right.   Great Sound, and Great Power without drone! This is the complete exhaust upgrade for your 982/718 4.0L Boxster...

Add Power and great sound to experience your Porsche’s true capabilities with the Dundon Power Package. Intentionally designed to bring big power with and distinct sound we all love, this kit is perfectly tailored to add more muscle, better sound, and increased performance to...

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. ...