This Napa 801799 / AC System Valve Core and Cap Kit includes a Seal Kit and is suitable for use in the engine compartment of your vehicle. The kit is rust-resistant and comes with one quantity of fitting. The kit is compatible with a range of vehicle brands and types. It also features OE/OEM part number 801799 and comes with no warranty from the manufacturer.  The placement of the kit is on the engine compartment and is a great replacement for your vehicle's air conditioning and heating system.