Focus RS Mk2 Mongoose De Cat with 3 inch (76mm) pipework Piper all the standard connection points

all the standard connection points and joints are retained so it is as simple as swapping the original out and refitting it

Re-locating these parts also helps with water radiator temperatures due to increased air flow on the rear of the radiator

Welded Internally and Externally

It is also essential if you are changing the oe inlet for a cosworth style inlet

this means less welding and a stronger Intercooler (Ford Intercooler 50mm core)

Focus RS Mk2 Mongoose De Cat with 3 inch (76mm) pipework Piper all the standard connection pointsFree 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.