This Supertech black‑nitrided intake valve is specified for Audi/VW 2.0T FSI 16V applications and is sold as a single drop‑ship item. The product title indicates a nitrided surface finish intended to provide wear characteristics suited to intake valve service in the listed 2.0T FSI 16‑valve engines.
Supertech Audi/VW 2.0T FSI 16V Black Nitrided Intake Valve - Single (Drop Ship Only)