topfurn aw5104 engine water pump with thermostat, suitable for 4.8l, 5.3l, 6.0l engines, 1999-2006 chevy silverado water pump and 2002-2006 cadillac with thermostat aw5087 - replaces 12569519,19195104,252845 is up for auction in Automotive. The current bid is $2.50, 97% below the $83.99 MSRP, in New/Like New condition. This auction has ended — similar items appear in live auctions regularly.