As an Amazon Associate, we earn from qualifying purchases. Home » Goodman » GWR4R500 Sapphire Pistoncap Sapphire Pistoncap Goodman . GWR4R500 Attributes Brand name, Manufacturer name, ManufacturerGoodman Distributor offers SellerSKUMOQIn stockMultiplePrices New Yorker ElectronicsGWR4R5001225