Milltek Sport Large-Bore Downpipes are designed to improve both performance and sound. These downpipes feature a larger diameter compared to standard OEM parts, allowing more exhaust gas to exit the engine and pass through, which increases efficiency. When combined with the Hi-Flow Sports Cat, a significant increase in performance and a noticeable change in sound can be expected. - Larger diameter than OEM for increased gas flow - Includes 200 cell high flow catalytic converter - Designed to enhance both performance and sound Specifications: - Pipe Diameter: 76.20 - Race Product: Yes - EMarked: No Kit comes with: - MSFD223: Large Bore Downpipe & Hiflow Cat - MSFD223 - MSFD225: Connecting Pipe to OE Cat Back - MSFD225 Vehicle Compatibility: - 2016-2018 Ford Focus Mk3 RS 2.3-litre EcoBoost 4wd 5-Door Hatchback