Turbos, Nitrous & Superchargers
Coolant Hose
Audi
4E0-121-449-AE
5.2L, return with transfer case cooler. ATF Cooler. with Transfer Box Cooler. ATF Cooler to Transfer Box Cooler.
Engine Coolant Hose
Audi
079-121-057-H
Pipe to Water Pump Housing. Connector hose. 4.2L, return, RS4.
Engine Coolant Hose
Audi
4E0-121-445-AC
ATF Cooler. with Transfer Box Cooler. Transfer Box Cooler to Connector. Assembly. Incl.Two Hoses and Thermostat Valve. 5.2L, return with...
Engine Coolant Overflow Hose
Audi
079-121-057-G
Pipe to Water Pump Housing. Connector hose. 4.2L, return, A4/S4. Water pump tube. 4.2L auxiliary. #1. 4.2L, return, 2005-06.
Engine Coolant Hose
Audi
8E0-819-378-C
Auxiliary Water Pump To Pipe. Return hose. 4.2L, return, RS4.
Engine Coolant Hose
Audi
4F0-121-444-B
ATF Cooler. with Transfer Box Cooler. Transfer Box Cooler to Connector. Assembly. Incl.Two Hoses and Thermostat Valve.
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