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The Injen SP polished cold air intake for 2017–2021 Audi A4 Quattro 2.0T (and select A5 Quattro applications) is a tuned intake system using mandrel-bent 6061-T6 aluminum tubing and a SuperNano-Web dry filter. It’s developed to improve airflow, preserve safe air-fuel ratios, and deliver measurable gains while isolating the filter from engine heat. The kit includes hardware and a serviceable dry filter for straightforward installation.
Injen 17-19 Audi A4 2.0T Polished Cold Air Intake
