Catted High Flow Exhaust Downpipe for Porsche Cayman 718 GT4 RS 4.0L 2022-2025

Upgrade the exhaust flow and sound of your Porsche 718 Cayman GT4 RS 4.0L with the STRATEC™ Catted High-Flow Exhaust Downpipes, engineered to reduce restriction while maintaining high-flow catalytic converters.

Designed for the naturally aspirated 4.0L flat-six, these downpipes improve exhaust evacuation, sharpen throttle response, and enhance the aggressive high-RPM character of the GT4 RS.

Key Features

• High-Flow Catted Downpipe Design
• Performance Catalytic Converters
• Reduced Exhaust Restriction
• Improved Exhaust Flow
• Sharper Throttle Response
• Increased Horsepower & Torque Potential
• Enhanced High-RPM Flat-Six Sound
• Precision TIG-Welded Construction
• CNC-Machined Flanges
• Direct-Fit Performance Layout

Performance Benefits

• Improved Exhaust Scavenging
• Reduced Backpressure
• Stronger Mid-Range and High-RPM Flow
• Increased Performance Potential
• More Aggressive Exhaust Note
• Enhanced Gearshift and Acceleration Acoustics

High-Flow Catted Design

The STRATEC™ downpipes are designed to provide significantly improved exhaust flow while retaining catalytic converters for a more refined alternative to a fully catless setup.

The result is a stronger exhaust tone and improved flow without the extreme sound level associated with completely unrestricted race pipes.

Construction

• Premium T304 Stainless Steel
• High-Temperature Performance Construction
• Mandrel-Bent Tubing
• Precision TIG Welds
• CNC-Machined Connection Flanges
• Smooth Internal Transitions
• Corrosion-Resistant Finish

Package Includes

• Left High-Flow Catted Downpipe
• Right High-Flow Catted Downpipe
• Installation Hardware
• Gaskets Where Applicable

Vehicle Fitment

Porsche 718 Cayman GT4 RS

• 2022-2025
• 4.0L Naturally Aspirated Flat-6

Products received may vary slightly from images due to manufacturing tolerances or supply chain variables.