Milltek Sport Large-Bore Downpipes are designed to enhance 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 used with the Catalyst Bypass Pipe, significant power gains can be achieved without restriction from a catalyst. All Milltek Sport performance exhaust systems are manufactured in the UK and distributed to over 90 countries worldwide. - Larger diameter than OEM for improved gas flow - Designed for increased efficiency and performance - Compatible with Catalyst Bypass Pipe for significant power gains - Manufactured in the UK and distributed globally Specifications: - Pipe Diameter: 76.20 - Fitment Time: 3.5 to 4.5 hours (including removing OE system) - Race Product: Yes - EMarked: No Kit comes with: - MSAU783REP: Heat Wrapped LH Decat Downpipe - MSAU783REP - MSAU784REP: Heat Wrapped RH Decat Downpipe - MSAU784REP Vehicle Compatibility: - 2020 and later Audi RSQ8 4.0 V8 Bi-Turbo (OPF / GPF Equipped Models) - 2021-2024 Audi SQ7 4.0 V8 TT (Petrol OPF/GPF Equipped Vehicles Pre LCI) - 2020-2024 Audi SQ8 4.0 V8 Bi-Turbo (Petrol OPF / GPF Equipped Models Pre LCI)