Focus ST Mk2 Mongoose De Cat with 3 inch (76mm) pipework Gauges The system features a full

The system features a full 70mm bore size

The Focus ST & RS models have been massively popular and tuning of these fast fords have been taken to amazing levels

Also Available for the Focus ST

Step by step fitting instuctions

Focus ST Mk2 Mongoose De Cat with 3 inch (76mm) pipework Gauges The system features a fullFree UK shipping Features Pipe Diameter 76. 20mm (3 inches) Removes original Cat Allows exhaust gases to flow much faster, More power! Expect more popping & deeper aggresive exhaust sound Gain 10bhp + (depends on spec of your car) Please note. As this removes the original catalytic converter your car will not pass an MOT (UK Emission test) and is not intended for road use.