Audi 7A to AAN cylinder head machining service link ecu The upper radiator hose on

The upper radiator hose on the UrS4 / UrS6 is known to fail at the tee where the hoses are molded together for the connection to the expansion tank

If you are running more than 400whp choose our speed density option instead

Runs on PC Link software for G4X

Suitable applications:- R50-R53 MINI Hatch with the 1

Long term throttle position (idle air) adaptation

Audi 7A to AAN cylinder head machining service link ecu The upper radiator hose onAs the supply of good condition AAN cylinder heads dwindles we took it upon ourselves to setup tooling to convert mostly crack free 7a cylinders heads to be fully AAN compatible. To that end we add the additional exhaust manifold studs, machine the water manifold ports and add the cam sensor provision to the front of the cylinder head. All heads are pressure tested washed and surfaced after machining. This is a core exchange process using your 7a