Primary Expansion Tank to Radiator
Primary Expansion Tank Cylinder Head
Primary Expansion Tank to Pipe
Auxiliary
Browse our selection of quality engine coolant reservoir hose parts designed specifically for your BMW X4. We carry options across multiple trim levels, body styles, and engine configurations to ensure a perfect fit.
M · M Competition · M Sport · M40i · X Line · xDrive28i · xDrive28i X Line · xDrive30i · xDrive30i Executive · xDrive30i X Line · xDrive35i · xDrive35i M Sport · xDrive35i X Line
Sport Utility
L4 2.0L · L6 3.0L
Automatic
