Carquest Radiator: With Transmission Oil Cooler, 432576
In stock
$194.99
Listed as compatible with this vehicle by the retailer feed.
Check price1999 Buick Regal Radiators
2 products listed as compatible with this vehicle by the retailer feed.
Carquest Radiator, 432425
In stock
$249.99
Listed as compatible with this vehicle by the retailer feed.
Check price
This site contains affiliate links. We may earn a commission if you buy through them. We do not sell these products or guarantee merchant inventory. Compatibility is listed by the retailer feed for this vehicle; it is not an OEM confirmation. Catalog snapshot: Aug 15, 2026.