


Porsche 718 Cayman GT4 4.0L 200-Cell Catted Headers (2019–2023)
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Improve Exhaust Flow and Response on Your Porsche 718 Cayman GT4 4.0L with 200-Cell High-Flow Headers
Designed for the Porsche 718 Cayman GT4 with the 4.0L naturally aspirated flat-six engine, these 200-cell catted exhaust headers replace the factory manifold sections with a performance-oriented high-flow design engineered to reduce exhaust restriction and improve gas flow.
Manufactured from high-quality SS304 stainless steel, the headers feature integrated 200-cell high-flow catalytic converters and thermal heat shielding. The freer-flowing manifold design helps improve exhaust efficiency and engine response while delivering a more aggressive exhaust character without using a fully catless configuration.
Professional installation is recommended to ensure correct alignment, sealing and integration with the vehicle's existing exhaust system.
Key Features:
- High-quality SS304 stainless steel construction
- Integrated 200-cell high-flow catalytic converters
- High-flow performance exhaust header design
- Integrated thermal heat shields
- Designed for Porsche 718 Cayman GT4
- Developed for the 4.0L naturally aspirated flat-six
- Helps reduce exhaust restriction
- Supports improved exhaust flow
- Supports sharper engine response
- More aggressive exhaust character
- Vehicle-specific fitment
- Professional installation recommended
Package Includes:
- 1 × Pair of 200-Cell Catted Exhaust Headers with Heat Shields
Important Information:
These headers use 200-cell high-flow catalytic converters. High-flow catalysts may not meet emissions or road-use regulations in every country, so please check your local requirements before ordering.

