Includes sealing O-Ring
For vehicles with a vin from 3B-X-500 001
This product was last offered at the strikethrough price on
07-02-2026
Includes sealing O-Ring
For vehicles with a vin from 3B-X-500 001
This product was last offered at the strikethrough price on
07-02-2026
Install new hardware with your new parts. 4.8x19
Secures the coolant expansion tank to the chassis.
MSRP stands for Manufacturer's Suggested Retail Price. This is the suggested retail price provided by the manufacturer, supplier or seller.
This product was last offered at the strikethrough price on
08-27-2026
Includes sealing O-Ring
For vehicles with a vin from 3B-X-500 001
Common source of leaks, mounted between your oil filter and engine block
2X Entries Into Our F80 M3 Sweepstakes
We Price Match - Give Us A Call or Chat!
For vehicles with VIN up to 3B-X-600 000 only, split is in the 1999 model year
Connects the lower radiator port to the thermostat housing
2X Entries Into Our F80 M3 Sweepstakes
We Price Match - Give Us A Call or Chat!
For vehicles with VIN from 3B-X-145 414 or VIN 3B-XE173 716 through VIN 3B-1-050 000 only, splits are in the 1999 and 2001 model years
Connects lower radiator port to the thermostat housing
For vehicles with AHA engine code with VIN up to 3B-X-145 413 or 3B-XE173 715 only, split is in the 1999 model year
This product was last offered at the strikethrough price on
05-07-2026
Used in many locations in the cooling system
Revised green 4 pin sensor, located in the cooling flange located on the side of the cylinder head
Connects the oil cooler to the upper coolant pipe
We Price Match - Give Us A Call or Chat!
For vehicles with VIN from 3B-Y-000 001 through VIN 3B-1-049 999 only, splits are in the 2000 and 2001 model years
Common source of leaks, mounted between your oil filter and engine block
We Price Match - Give Us A Call or Chat!
For vehicles with VIN up to 3B-X-600 000 only, split is in the 1999 model year
Runs from radiator to reservoir and water pipe
Runs from the bottom of the expansion tank to the water pipe
Does not include sealing O-Ring
Mounts on radiator to determine coolant temperature for fan operation
2X Entries Into Our F80 M3 Sweepstakes
We Price Match - Give Us A Call or Chat!
Stop coolant loss and cure a fogged windshield
We Price Match - Give Us A Call or Chat!
Located on the lower radiator hose connection
This product was last offered at the strikethrough price on
05-07-2026