The Alco MD-5402 air filter is designed for 2013–2018 Audi RS6, RS7 and S8 models with a 4.0 TFSI engine. It filters the air entering the engine.
- Product type: Engine air filter
- Compatibility: Audi RS6, Audi RS7, Audi S8 with a 4.0 TFSI engine
- Compatible model years: 2013–2018