Audi 2.7T 30V exhaust valves SUPERTECH

Black nitride coating exhaust Valve by Supertech made of very tough steel for Audi 2.7T 30V Biturbo engines.VAG OEM-valves have the big disadvantage that they can easily break because inner hole for the natrium cooling.The valves from Supertech have the following advantages: Withstands high temperatures Very tear-resistant High performance steel. Included Black Nitride Coating Valves by Supertech ar made of extreme heat resistant alloy.The Supertech exhaust valves are suitable for engines with turbocharged and nitrous oxide injection where high exhaust gas temperatures can be reached.OEM Size.The kit includes 12 exhaust valves for OEM valve keepers.