Requires mandatory ECU reflash.Cobra Sport performance exhausts enhance the sound, looks and quality of your vehicle giving you the ultimate driving experience. Our sports exhausts range is fully guaranteed to give you assurance of our quality.This VW Polo GTI Mk6 turbo back performance exhaust is made in 3"/76.2mm pipework and fits from the Turbo backwards (turbo-back) replacing the Downpipe, GPF, centre and rear sections.The sports cat exhaust version will enable you to pass a UK MOT emissions test or police road side checks. The de-cat exhaust version is sold for motorsport and off road use only and will NOT be able to pass a UK MOT emissions test or police road side checks.The resonated exhaust includes the centre silencer and has a subtle but sporty tone. This exhaust however, is also available as a non-resonated version which is a louder option as it excludes the centre silencer and therefore, has a sportier exhaust note.Fitment will require ECU update at time of fitment to cancel the EML light. Remap recommended to update for the increased flow rates and maximise performance.Fitment is for motorsport and off road use only as this system removes the GPF filter.All relevant fittings and gaskets are supplied (except turbo gasket).