See how our water neck adapters look and perform in customer builds. These installs show our -16AN and -20AN adapters used to convert cooling systems to AN fittings without welding or permanently modifying the radiator, water pump, or thermostat housing. Watch to see the builds and hear what customers have to say. Shop AutoPlumb water neck adapters at autoplumb.com #AutoPlumb #ANFittings #CoolingSystem #LSBuild #CustomerBuilds