The Scorpion Red Power Car Exhausts are packed with features... Specifications Include: Designed Specifically for the Renault Megane R.S. 300 Trophy 2019 - 2021 De-Cat Turbo Downpipe. Includes the following components: De-cat turbo downpipe Fitting kit Fitting instructions Pipe Diameter - 76 mm (3\") Fits To - OEM & Scorpion systems Red Power - Built to stir your soul! Warranty - All Scorpion exhausts come with a lifetime warranty British Manufactured - All Scorpion exhausts are hand crafted by Scorpion automotive engineers in Derbyshire, UK Fittings/Instructions - All Scorpion products are supplied with everything needed to fit and ride, along with parts drawings and picture instructions where necessary PLEASE NOTE: Installing Scorpion part SRNC032 removes the OE catalyst Engine light will illuminate once installed, remap required