AS Performance Inlet manifold for Focus Mk2 ST & RS - ColoursNow Available, our stunning Performance Inlet manifolds painted in the following colours to match your ST RS Ultimate Green, Performance Blue, Colorado Red, Frozen White & Electric Orange. We 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