This Supertech sodium-filled Inconel exhaust valve set is specified for VW/Audi 2.7T APB engines and supplied as a set of twelve in +1mm oversize. Inconel construction with sodium fill is used for exhaust valves in high-temperature environments and the oversize dimension supports seat rework during engine service. Sold as direct-fit exhaust valves for the stated 2.7T APB application.
Supertech VW/Audi 2.7T APB Sodium Filled Inconel Exhaust Valve - +1mm Oversize - Set of 12