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BMW 645Ci Cooling System Gaskets and Seals

This page brings together cooling system gaskets and seals for the BMW 645Ci, covering model years 2004 and 2005. The range centers on thermostat housing gaskets, with options from several suppliers to suit different preferences. Choose your model year above and this page keeps only the cooling system gaskets and seals that fit your BMW 645Ci. Each listing is matched to our vehicle fitment data before it appears here.

1 - 6 of 6 results

Best Seller
Picture of Genuine BMW 17-10-1-439-140 Oil Cooler O-Ring Seal

Genuine BMW 17-10-1-439-140 Oil Cooler O-Ring Seal

57 reviews
Part: 17-10-1-439-140
Vehicle Specific
$6.30
In Stock (10+)
Picture for manufacturer Genuine BMW
Best Seller Free Shipping
Picture of MAHLE Victor Reinz Thermostat Housing Gasket

MAHLE Victor Reinz Thermostat Housing Gasket

71 reviews
Vehicle Specific
from $3
In Stock (10+)
Picture for manufacturer MAHLE
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Best Seller Free Shipping
Picture of MAHLE Engine Coolant Pipe O-Ring

MAHLE Engine Coolant Pipe O-Ring

5 reviews
Vehicle Specific
from $3
In Stock (10+)
Picture for manufacturer MAHLE
View Options
Picture of URO 13621433077S Auxiliary Fan Switch O-Ring Seal for BMW

URO 13621433077S Auxiliary Fan Switch O-Ring Seal for BMW

36 reviews
Part: 13621433077S
Vehicle Specific
$2.80
1 left at this price
Picture for manufacturer URO
Free Shipping
Picture of MAHLE Engine Water Pump Gasket

MAHLE Engine Water Pump Gasket

19 reviews
Vehicle Specific
from $4
In Stock (10+)
Picture for manufacturer MAHLE
View Options
Free Shipping
Picture of URO Engine Coolant Pipe O-Ring

URO Engine Coolant Pipe O-Ring

31 reviews
Vehicle Specific
from $2
In Stock (10+)
Picture for manufacturer URO
View Options

What's here for your BMW 645Ci

  • Engine coolant thermostat housing gaskets

The widest selection here comes from Victor, MAHLE, URO, and Genuine BMW, giving you a range that spans OE-style replacements and aftermarket alternatives. Other categories BMW 645Ci owners shop for: BMW 645Ci Shocks and Struts, BMW 645Ci Exterior Lights and BMW 645Ci Flywheels, or browse all BMW 645Ci parts and accessories.