Description The cast high flowing manifold is successfully tested on 600Hp motors with a suitable turbocharger. The manifold, for your Focus ST225 & RS Mk2, uses a T3 or T25 Flange & a 2 bolt 38mm external wastegate flange. The exhaust manifold improves the exhaust flow out of the cylinder head as well as improve EGT’s (exhaust gas temperatures) over the stock manifold.
