AIRTEC Motorsport De-Cat Downpipe for Mk3 Focus RS Smax Vauxhall / Opel Astra 'J'

Vauxhall / Opel Astra 'J' Mk6 2009 onwards hatchback

that bettering it will be very hard to achieve

Signal processing features include a 12 dB / octave low-pass filter

Airtec Astra H 1

AIRTEC Motorsport De-Cat Downpipe for Mk3 Focus RS Smax Vauxhall / Opel Astra 'J'Brand New AIRTEC Motorsport De Cat Downpipe for Mk3 Focus RS AIRTEC Motorsport downpipe de cat for Focus MK3 RS The Original Catalyst and down pipe , unlike the older ST225 and Focus RS mk2, are made in one piece. This new design features some restrictive bends and an exit bore size of only 55mm. With a new bore size of 70mm the new AS performance Replacement Down Pipe has over 50% more capacity. This part is sold for motorsport and off road use only