Milltek Hi-Flow Sports Cats With HJS 200 Cell Cat and OPF/GPF Bypass - RS4 B9 TTRS (8S) The Mk3 generation of Focus

The Mk3 generation of Focus ST Diesel is perfect to tune

the position of the seal on the injector body has to be changed

the flex in the bushes becomes very noticeable

Comes complete with a brand new high pressure header tank cap

power-robbing OEM part with a smooth

Milltek Hi-Flow Sports Cats With HJS 200 Cell Cat and OPF/GPF Bypass - RS4 B9 TTRS (8S) The Mk3 generation of FocusEvery Milltek system is designed, developed and hand finished here in the UK by time served craftsmen, each one produced in aerospace grade type 304, non magnetic stainless steel. This superior material is less susceptible to discolouration, lasts almost indefinitely and is used throughout the entire construction of our pipework, silencers and associated hardware. Mandrel bending ensures constant radius bends for optimised gasflow, and bore diameters