Keep your engine block sealed
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Keep your engine block sealed
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Clean up your engine bay or replaced your cracked unit with a new coolant expansion tank
Connects throttle body to cooling Y pipe
For vehicles with AEG engine code to production date 10/31/2000
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
11-12-2026
Square connector with rounded ends
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For vehicles with square connector only
Mounts radiator to body
Keep your engine block sealed
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
11-12-2026
Prevent overheating and premature engine wear
5X Entries Into Our F80 M3 Sweepstakes 2X Entries For Our Spin To Win Sweepstakes!
We Price Match - Give Us A Call or Chat!
We Price Match - Give Us A Call or Chat!
Includes Seal Ring
This product was last offered at the strikethrough price on
05-29-2026
Replace brittle plastic parts.
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Square connector with rounded ends, includes O-Ring
For vehicles with square connector only
From hard water pipe to lower expansion tank port
Replacement 4-pin/40 amp relay
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Connects water pipe and cooling T
For vehicles with AEG engine code with manual transmission with VIN up to 9M-1-095 000 only, split is in the 2000 model year
Located on the driver side of the cylinder head
Connects coolant flange to water pipe or engine
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For AEG engine code with manual transmission from production date 11/01/2000, and for AVH, AZG, BEV engine code with manual transmission to VIN 1J-64014 266 only, split is in the 2004 model year
Keep proper pressure on your coolant
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