Left and Right Camshaft Adjuster Timing Chain Tensioner 98-05 Audi Volkswagen Turbo 2.7 2.8 Maintaining optimal chain tension throughout the revolutions per minute range Utilizes a unique hydraulic pressurizing mechanism that efficiently dampens timing chain vibration All of our tensioner adjusters or hydraulic tensioners are produced under strictly observed quality under highest ISO 9001:2000 international standards Designed to meets or exceeds OE performance requirements Please see description details below to ensure the fitment