Primary Radiator. 5.2L, feed. S6. A6. 4.2L, feed, 2005-06. 4.2L, feed, 2007-11.

Upper Hose Retainer Spring

Pipe Assembly

Pipe assy. 5.2L, feed.

Overflow hose. 5.2L, feed.

Overflow Hose Clamp

Water Pipe Seal

37.6 x 4mm. 5.2L feed.

Cooling System Bypass Line Adapter O-Ring, Lower

28 x 4.5mm. 4.2L, feed, 2007-10. Rear, 4.2L, front, #1. 5.2L feed. 4.2L, return, 2007-11. 4.2L, supply, lower. 4.2L, manual trans, front, #1. 4.2L, return, RS4.

Temp Sensor Retainer Spring

Hose

Pipe to Pipe. 5.2L feed.

Radiator Hose Clamp

Pipe

Pipe. 5.2L, feed.

5.2L, return, upper. Auxiliary Radiator. To Primary Radiator.

Center Pipe

5.2L feed. Center pipe.

Engine Coolant Pipe, Upper

5.2L, return.