Adapter with two tabs can directly fit on oil filler necks found on most Volkswagen, Audi, and other European vehicles Adapter with 1/4 turn locks can fit on VW and Audi vehicle late models. Cap OEM# 06K103485A Perfect fit-on oil filler neck allows hands-free work on oil refill No more unsafe oil spills Transparent lower chamber shows oil flows Oil funnel that can be perfect fit on oil filler necks on VAG vehicles. Adapter with two tabs can directly fit on oil filler necks found on most Volkswagen, Audi, and other European vehicles. Adapter with 1/4 turn locks can fit on VW and Audi vehicle late models. Cap OEM# 06K103485A. Perfect fit-on oil filler neck allows hands-free work on oil refill No more unsafe oil spills Transparent lower chamber shows oil flows