Exhaust Manifold With Catalyst Downpipe for Porsche 992 992.1 992.2 GT3 RS GT3RS 4.0

Upgrade exhaust flow, heat management, and performance on your Porsche 911 992 GT3 / GT3 RS with the STRATEC Catted Exhaust Manifold & Downpipe System. Designed for the 4.0L naturally aspirated flat-six, this setup improves exhaust scavenging, reduces backpressure, and enhances throttle response while delivering a sharper, more aggressive motorsport exhaust tone.

Constructed from T304 stainless steel, this system features a high-flow catalytic converter and an integrated heat shield header to improve thermal efficiency and durability under extreme driving conditions. Ideal for both spirited street use and track-focused builds.

Key Features

• Fits Porsche 911 992 / 992.1 / 992.2 GT3 & GT3 RS — 4.0L (2017–2024)

• Catted exhaust manifold + downpipe system

• T304 stainless steel construction for heat resistance and longevity

• Integrated heat shield header for improved thermal protection

• Reduces backpressure and improves throttle response

• Enhances horsepower, torque, and exhaust tone

• Performance-focused design for street or track use