The Cat-Back systems are designed as direct replacements for the original exhaust, offering improved sound and aesthetics. Multiple configurations are available, allowing the owner to select the desired increase in exhaust volume or a more aggressive tone. Manufactured from 304L aircraft grade stainless steel, these systems are built to withstand harsh conditions. All products are made in the UK and distributed to over 90 countries worldwide. - Direct replacement for the original exhaust system - Available in multiple configurations for volume and tone adjustment - Constructed from 304L aircraft grade stainless steel - Made in the UK and distributed globally Specifications: - Pipe Diameter: 76.20 - Race Product: No - EMarked: No Kit comes with: - MSBM225: Flexible Connecting Pipe - MSBM225 - MSBM226REP: Centre Silencer Delete Pipe - MSBM226REP - MSBM227: Rear Silencer Connecting Pipe - MSBM227 - MSBM228: Rear Silencer - MSBM228 - MSBM249: Outlet Pipe - MSBM249 - MSTIP193: Brushed Titanium GT (round) 90 Exhaust Tip, Standard - MSTIP193 Vehicle Compatibility: - 2014-2016 BMW 4 Series F32 428i Coupe (Automatic Gearbox, without Tow Bar, None xDrive, N20 Engine Only)