AS Performance Inlet manifold for Focus Mk2 ST & RS - Gloss Black Wiseco The Original Catalyst and down

The Original Catalyst and down pipe of the New Mk7 Fiesta ST 180 Ecoboost are made in one piece

stainless steel outer ring (X200Cr13)

Consistent friction level with changing temperatures and speeds to give optimal pedal modulation

the system still has its limits and with sustained use on higher powered vehicles

and improved HIGH FLOW design

AS Performance Inlet manifold for Focus Mk2 ST & RS - Gloss Black Wiseco The Original Catalyst and downWe have taken more time than most perfecting our manifold to what you see here, we tested several designs which include a square to tapered manifold which unfortunately didn't work and then our Gen2 design finally got the go ahead after month's of testing. After completion we found there was more gains to be made and instead of selling a manifold for the sake of getting sales we held off the release while our development technicians matched the Inlet