Let your 991.2 Cup breathe with a larger 93mm Throttle Body and Center Plenum! In testing the 991.2 GT3 and RS we found the air intake to be restrictive. With the addition of the larger 93mm Throttle Body and Center Plenum you can allow...

Do you want more power for your Porsche? The Dundon 997 Resonance Intake Manifold is the perfect way to add some extra horsepower to your car. Our intake manifold will increase engine performance and give you a smoother, quicker acceleration. It's also designed with...

Complete O-ring and seal service kit for the Dundon 997 Resonance Intake Manifold. Everything needed to reseal one manifold, including assembly grease. Includes: 6 - O-Rings (228, NBR 50)8 - O-Rings (117)2 - O-Rings (443, 1/4")2 - O-Rings (367, 3/16")1 - Buna-N O-Ring (102mm...