Liqui moly 6109 stoneguard black 500ml liqui moly 6109 p align left this black stoneguard 500ml from liqui moly is a synthetic resin based coating compound which can be finely atomised sovent based permanently flexible and viscous coating compound with the optimum cover resistant to abrasion protects against corrosion and has excellent stoneguard and outstanding anti drumming properties can be painted over wet in wet and is compatible with pvc p liqui moly 6109 stoneguard blac