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 and a more aggressive tone if preferred. All products are manufactured from 304L aircraft grade stainless steel, ensuring durability in harsh conditions. The performance exhaust systems are made in the UK and distributed to over 90 countries worldwide. - Direct replacement for the original system - Available in multiple configurations for sound and tone adjustment - Constructed from 304L aircraft grade stainless steel - Manufactured in the UK and distributed globally Specifications: - Pipe Diameter: 70.00 - Fitting Time: 1 to 1.5 hours (including removing OE system) - Fitting Notes: Fitting time excludes Roush Rear Valance - Race Product: No - EMarked: No Kit comes with: - Adapter for OE Downpipe - F5140 - Axle Pipe LH - MSFD205 - Right Hand Axle Pipe - MSFD206 - X Pipe - MSFD209 - LH Rear Silencer with Valve - MSFD232 - RH Rear Silencer with Valve - MSFD233 - Brushed Titanium GT (round) 90 Exhaust Tip, Standard - MSTIP193 - Active Valve Controller - MSVS005 Vehicle Compatibility: - 2015-2018 Ford Mustang 5.0 V8 GT (Fastback)