Air Filter, Performance (K&N) for B8 A4-A5-S4-S5 or Q5-SQ5 w/ 3.0T, 3.2L, and 4.2L

K&N Engine Air Filter: Increase Power & Acceleration, Washable, Premium, Replacement Car Air Filter: Compatible with 2007-2017 Audi V6/V8 ( Q5, S5, SQ5, A5, A5 Quattro, S4, A4 Quattro) E-1987 : Automotive

Audi S4 Performance Parts and Turbos

Audi Q5 Performance Parts and Turbos

K&N Engine Air Filter: Increase Power & Acceleration, Washable, Premium, Replacement Car Air Filter: Compatible with 2007-2017 Audi V6/V8 ( Q5, S5, SQ5, A5, A5 Quattro, S4, A4 Quattro) E-1987 : Automotive

ECS - 003675ECS01A - Red Cotton Gauze Oiled Air Filter Element (3 1/8 inlet)

Engine Parts for Audi S4

K&N E-1987 Replacement Air Filter – ML Performance

air filter audi in All Categories in Ontario - Kijiji Canada

aFe 11-10121 Pro Dry S Grey Magnum Flow OE Replacement Air Filter for Audi A4 V6 3.0L/3.2L : Automotive

IE Cold Air Intake for B8 S4 & S5 3.0T

Audi aFe POWER

Audi Elbow, Union, Plastic on Upper Radiator Hose for B6/B7 S4/RS4

Integrated Engineering TCU Tune - T3 Performance

K&N E-1987 Replacement Air Filter – ML Performance