Designed to be a direct replacement for the OEM system Manufactured from Mandrel bent T304 grade stainless steel and CNC machined Flanges with full TIG welding for strength and durability Engineered to improve throttle response and increased power and torque across the entire RPM range 2.25" throughout with two 3" tips Fully stainless to resist corrosion with a mirror polished finish Please note, these are aftermarket products and are not genuine Jaguar Land Rover parts