Part# 11531705210 11531705220 Engine Heater Pipe & Coolant Water Pipe For B-M-W 3 5 7 Series X3 X5 Z3 Z4 320Ci 323Ci 328Ci 330Ci 325xi 330xi 520i 525i 530i
- Heater hoses are rubber hoses that circulate engine coolant to and from the heater core, which is the small radiator that provides heat for the cabin. The water pump sends coolant that’s been heated up by the engine to the heater core through the heater hoses. Heater hose runs from the water pump to the heater core, behind the firewall, and from the heater core back to the radiator. Without heater hoses, you’ve got no heat..
- Coolant Hose is typically a rubber device that manages the coolant flow from an engine’s water pump to the heater. Coolant hose is an essential cooling system in your engine, which would not work without them. Engines produce a lot of heat and coolant hose carries the coolant through the engine at an optimal temperature, cool the engine. It would quickly destroy the engine if left the heat to build up in it..
- This hose set fits for 2000 B-M-W 323Ci, 1999 B-M-W 323i Chassis: E46, 2000 B-M-W 323i, 2001 - 2006 B-M-W 325Ci, 2001 - 2005 B-M-W 325i , 2001 - 2005 B-M-W 325xi, 2000 B-M-W 328Ci, 1999 B-M-W 328i Chassis: E46, 2000 B-M-W 328i, 2001 - 2006 B-M-W 330Ci, 2001 - 2005 B-M-W 330i, 2001 - 2005 B-M-W 330xi, 2001 - 2003 B-M-W 525i..
- This hose set fits for 1997 - 2000 B-M-W 528i, 2001 - 2003 B-M-W 530i, 2001 - 2006 B-M-W X5 3.0i, ....