2016-2019 BMW 7 Series 4.4 Coolant Pipe 1712860266903
Specifications
OEM number
1712860266903
Donor year
2016
Body style
Sedan
Fuel
Gas
Engine size
4.4 L
Transmission
Auto
Drivetrain
AWD
Suspension
Air
Trim
Xdrive m package
Donor mileage
87000
Paint code
A89 Imperial Blue Brilliant Effect
About this part
Also known as
Coolant Hose
Radiator Pipe
Water Pipe
Coolant Line
Cooling System Tube
Cooling Hose
Heater Pipe
What this part does
The coolant pipe routes antifreeze between the engine block, radiator, and other critical cooling components to maintain optimal operating temperatures. In the BMW 4.4L V8, these rigid pipes and molded lines are routed through tight clearances in the engine bay to deliver pressurized fluid safely away from extreme exhaust heat. When this pipe cracks, warps, or suffers from degraded connector seals, it results in rapid coolant loss, overheating, and potential catastrophic engine damage.
Fits these vehicles
| Make | Model | Years | Engine |
|---|---|---|---|
| BMW | 750i xDrive | 2016-2019 | 4.4L V8 |
| BMW | 750i | 2016-2019 | 4.4L V8 |
| BMW | Alpina B7 | 2017-2019 | 4.4L V8 |
OEM and interchange numbers
1712860266903
17128602669
17-12-8-602-669
Before you order
Inspect the routing of your current line to ensure an exact match with the provided part numbers, as BMW utilizes several distinct coolant pipe configurations depending on the specific cooling package. It is highly recommended to replace any associated O-rings and clips at the quick-connect fittings prior to installation, as original rubber seals compress over time and may leak if reused. Always perform a complete cooling system bleed procedure using the factory electronic water pump sequence after installation to remove trapped air pockets.
