Porsche 718 GTS & Spyder Boxster/GT4 4.0 Cayman (GPF Pre Feb 2020 Models) - GPF/OPF Bypass
Delivery & Availability
Delivery & Availability
Not all products are held in stock due to the specialist nature of many performance parts. While most items are available for next working day dispatch, selected products may carry extended supplier or production lead times.
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Description
Porsche 718 GTS & Spyder Boxster/GT4 4.0 Cayman (GPF Pre Feb 2020 Models) - GPF/OPF Bypass
Product Overview
This Milltek Sport OPF/GPF bypass system is designed for the Porsche 718 GTS & Spyder Boxster/GT4 4.0 Cayman (GPF Pre Feb 2020 Models) in the GPF/OPF Bypass configuration. It replaces the restrictive petrol particulate filter section with freer-flowing pipework; increasing exhaust character and reducing restriction in that section of the system.
Key Features
- Vehicle-specific Milltek Sport fitment for the application shown above.
- Manufactured from high-quality 304L stainless steel for corrosion resistance and long-term durability.
- Designed and manufactured in the UK by Milltek Sport.
- Engineered as a performance exhaust upgrade with fit; flow and sound in mind.
- This type of exhaust modification may be intended for motorsport/off-road use and can affect emissions compliance; warning lights; warranty and road legality. Check the requirements for your vehicle and intended use before purchase.
Professional Fitting
Fitting is available - please contact us for a quote.


