Dyno charts, development notes, and videos! Let’s dive into information about our high performance catalytic converter replacements for the 991.2 Carrera (with PSE): SPORT CATALYTIC CONVERTERS and CAT BYPASS PIPES.
We’ve had the pleasure of developing a suite of exhaust components on an absolutely beautiful 991.2 Carrera C4S! This car was shipped to us from South Carolina for the Soul treatment and we’re proud to outfit it with components that accentuate the factory PSE system. In this post we’ll discuss the factory components and our…

