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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 and will NOT be able to pass a UK MOT emissions test or police road side checks.
Ships within 48 hours · Estimated delivery Jun 21 - Jun 26
US$40
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