Hi-Flow catalytic converters Milltek Porsche 911 Type 991.2 T - S - GTS 3.0 2015-2019 - Pair of HiFlow HJS HD 200 CPSI catalytic

Milltek Sport Hi-Flow High-Flow Catalytic Converter for Porsche 911 Type 991.2 T - S - GTS

This Milltek Sport Hi-Flow catalytic converter replaces the original catalytic converter with a high-flow design, for better gas flow while maintaining emissions control.

Technical specifications

• Milltek part number: SSXPO203
• Part type: High-flow catalytic converter
• Detail: Pair of HiFlow HJS HD 200 CPSI catalytic converters
• Tube diameter: 63.5 mm
• Material: aerospace-grade stainless steel
• Manufacturer: Milltek Sport (United Kingdom)

Compatible vehicles

• Porsche 911 Type 991.2 T - S - GTS 3.0 (2015-2019)

Not sure about compatibility with your vehicle? Contact us with your VIN before ordering.

Our most frequently asked questions

• Is an ECU tuning required? Yes. A suitable ECU map (Stage 2) is essential to get the most out of the gain and avoid an engine warning light related to the lambda sensors. It is the question buyers ask most often, and the answer is always the same.

Why choose Milltek Sport?

The feedback we hear most often from users is the fit quality and a deep sound that is present but never harsh. This is the hallmark of Milltek Sport, a British manufacturer specializing in stainless steel exhausts.

Going further

• Downpipe: decat pipe or high-flow catalytic converter for your Stage 2?