As an Amazon Associate, we earn from qualifying purchases. Home » Goodman » GWC4R500 Sapphire Pistoncap Sapphire Pistoncap Goodman . GWC4R500 Attributes Brand name, Manufacturer name, ManufacturerGoodman Distributor offers SellerSKUMOQIn stockMultiplePrices New Yorker ElectronicsGWC4R500123