Connects the cylinder head to the expansion tank
For models with the earlier B48D, B46D, or B46X engines - Not compatible with the later models that feature the B48N/B48P engine
Brand:
ES#:
4181361
Mfg#:
17128654824
In Stock
5% off MSRP
MSRP stands for Manufacturer's Suggested Retail Price. This is the suggested retail price provided by the manufacturer, supplier or seller.
$57.99
This product was last offered at the strikethrough price on 07-20-2026
Monitors the coolant level in the expansion tank
2X Entries For Our 25th Anniversary Sweepstakes! We Price Match - Give Us A Call or Chat! For vehicles with production date up to 09/1998
Brand:
ES#:
2871884
Mfg#:
61318360855
In Stock
ON SALE!
SAVE 29%
$18.22
This product was last offered at the strikethrough price on 05-14-2026
Includes an OE replacement expansion tank
10X Entries For Our 25th Anniversary Sweepstakes! Includes durable brass coolant bleeder screw - no more stripped or broken bleeder screws!
Brand:
ES#:
2593211
Mfg#:
17111741167KT6
In Stock
ON SALE!
SAVE 15%
$109.99
This product was last offered at the strikethrough price on 05-02-2026
A common source of overheating problems is a broken or leaking coolant expansion tank. Replace it with an OEM coolant expansion tank or quality aftermarket expansion tank to prevent future woes.
Lifetime Replacement
