997.1 GT3RS - Dundon Street Header / Lifetime Muffler Power Package Exhaust Tips:PVD Black 8L test car with race

8L test car with race headers we increased the power from 400whp to 440whp

heat-resistant ducting for fresh air intake

Paired with the Street Headers alone

Engineered for all modern tech

997.1 GT3RS - Dundon Street Header / Lifetime Muffler Power Package Exhaust Tips:PVD Black 8L test car with raceDUNDON Street Header Lifetime Muffler Power Package 997. 1 GT3RS Add Power and great sound and experience your Porsches 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 your specific GT car. Package Includes: Street Headers Cobb AP w Pro Tune Lifetime Muffler Each application