A solid metal or plastic block with a threaded hole in the center which is used to tighten or adjust the Engine Coolant Expansion Tank. Radiator Mount Nut. Air duct. Engine Coolant Reservoir. Radiator.
Radiator Mount NutEngine Coolant Reservoir Nut
Fits A3, A6, A6 allroad, A7, Golf R, RS6, RS7, S3
3.0 LITER, MAIN. AUX RADIATOR, LEFT SIDE. ENGINE CODE DJJA OR DLRA, AUXILIARY RADIATOR, LEFT SIDE. GAS, AUXILIARY, LEFT SIDE. MAIN. Sedan/Wagon, ENGINE CODE DJJA OR DLRA, AUXILIARY RADIATOR, LEFT SIDE.