Audi A4 Air Filters
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Premium Guard®Panel Air Filter (PA5457)Panel Air Filter (PA5457) by Premium Guard®. Make sure your engine breathes properly with our selection of top-quality replacement air intake parts. These parts are made by trusted brands that use the finest materials and the latest...Perfect solution to keep your air intake system performing the way it was designed toCrafted from the highest grade materials for dependable, long-lasting service$10.83 - FRAM®Extra Guard™ Flexible Panel Rectangular Air Filter (CA9409)Extra Guard™ Flexible Panel Rectangular Air Filter by FRAM®. Designed and constructed with advanced features to capture and hold more dirt. Increased durability is achieved because of the heavier filter screen that extends into...Provides better air filtration for improved performancePrevents damaging particles from entering your engine$19.99
- FRAM®Extra Guard™ Flexible Panel Rectangular Air Filter (CA8080)Extra Guard™ Flexible Panel Rectangular Air Filter (CA8080) by FRAM®. Designed and constructed with advanced features to capture and hold more dirt. Increased durability is achieved because of the heavier filter screen that extends...Provides better air filtration for improved performancePrevents damaging particles from entering your engine$17.49
- FRAM®Extra Guard™ Flexible Panel Rectangular Air Filter (CA10522)Extra Guard™ Flexible Panel Rectangular Air Filter by FRAM®. Designed and constructed with advanced features to capture and hold more dirt. Increased durability is achieved because of the heavier filter screen that extends into...Provides better air filtration for improved performancePrevents damaging particles from entering your engine$27.99
- PUR Filters®Air Filter (42972)Air Filter by PUR Filters®. A breath of pur air for your engine. 98 % Efficiency against rocks and other debris on the road. Pur air filters prevent contaminants from entering your engine. PUR offers premium air filters at reasonable...Improves engine response time protects the operational performance of your engineBoosts fuel economy by 6% to 11%$5.04
- PUR Filters®Air Filter (49143)Air Filter by PUR Filters®. A breath of pur air for your engine. 98 % Efficiency against rocks and other debris on the road. Pur air filters prevent contaminants from entering your engine. PUR offers premium air filters at reasonable...Improves engine response time protects the operational performance of your engineBoosts fuel economy by 6% to 11%$9.68
- PUR Filters®Air Filter (42295)Air Filter (42295) by PUR Filters®. A breath of pur air for your engine. 98 % Efficiency against rocks and other debris on the road. Pur air filters prevent contaminants from entering your engine. PUR offers premium air filters at...Improves engine response time protects the operational performance of your engineBoosts fuel economy by 6% to 11%$4.98
- PUR Filters®Air Filter (49043)Air Filter (49043) by PUR Filters®. A breath of pur air for your engine. 98 % Efficiency against rocks and other debris on the road. Pur air filters prevent contaminants from entering your engine. PUR offers premium air filters at...Improves engine response time protects the operational performance of your engineBoosts fuel economy by 6% to 11%$3.87
- ACDelco®Gold™ Cylinder Air Filter (A3609C)Gold™ Cylinder Air Filter (A3609C) by ACDelco®. Make sure your engine breathes properly with our selection of top-quality replacement air intake parts. These parts are made by trusted brands that use the finest materials and the...Perfect solution to keep your air intake system performing the way it was designed toCrafted from the highest grade materials for dependable, long-lasting service$17.83
- ACDelco®Gold™ Panel Air Filter (A2987C)Gold™ Panel Air Filter (A2987C) by ACDelco®. Make sure your engine breathes properly with our selection of top-quality replacement air intake parts. These parts are made by trusted brands that use the finest materials and the latest...Perfect solution to keep your air intake system performing the way it was designed toCrafted from the highest grade materials for dependable, long-lasting service$20.12
- ACDelco®Gold™ Rectangular Air Filter (A3608C)Gold™ Rectangular Air Filter (A3608C) by ACDelco®. Make sure your engine breathes properly with our selection of top-quality replacement air intake parts. These parts are made by trusted brands that use the finest materials and the...Perfect solution to keep your air intake system performing the way it was designed toCrafted from the highest grade materials for dependable, long-lasting service$17.60
- ACDelco®Gold™ Rectangular Air Filter (A3607C)Gold™ Rectangular Air Filter (A3607C) by ACDelco®. Make sure your engine breathes properly with our selection of top-quality replacement air intake parts. These parts are made by trusted brands that use the finest materials and the...Perfect solution to keep your air intake system performing the way it was designed toCrafted from the highest grade materials for dependable, long-lasting service$15.94
- ACDelco®Gold™ Rectangular Air Filter (A1411C)Gold™ Rectangular Air Filter (A1411C) by ACDelco®. Make sure your engine breathes properly with our selection of top-quality replacement air intake parts. These parts are made by trusted brands that use the finest materials and the...Perfect solution to keep your air intake system performing the way it was designed toCrafted from the highest grade materials for dependable, long-lasting service$22.54
- AEM Intakes®DryFlow® Panel Red Air Filter (12.688" L x 5.063" W x 1.5" H) (28-20945)DryFlow® Panel Red Air Filter (28-20945) by AEM Intakes®. AEM Intakes DryFlow Air Filters are washable synthetic air filters designed for an optimum combination of air flow, filtration, and performance. AEM Intakes DryFlow filters use...Designed to increase horsepower and throttle responseAEM Intakes Air Filters are cleanable and reusable for the life of your vehicle$49.99
- Pentius®UltraFLOW™ Air Filter (PAB9409)UltraFLOW™ Air Filter by Pentius®. The UltraFLOW Air Filter by Pentius has been designed to provide your customer's engine with the clean air that is required for maximum efficiency and power output. By design, the best airflow...Designed to eliminate contaminantsEnsures proper fitment and excellent performance$10.39
- Pentius®UltraFLOW™ Air Filter (PABT2072)UltraFLOW™ Air Filter (PABT2072) by Pentius®. The UltraFLOW Air Filter by Pentius has been designed to provide your customer's engine with the clean air that is required for maximum efficiency and power output. By design, the best...Designed to eliminate contaminantsEnsures proper fitment and excellent performance$15.26
- Pentius®UltraFLOW™ Air Filter (PAB10522)UltraFLOW™ Air Filter (PAB10522) by Pentius®. The UltraFLOW Air Filter by Pentius has been designed to provide your customer's engine with the clean air that is required for maximum efficiency and power output. By design, the best...Designed to eliminate contaminantsEnsures proper fitment and excellent performance$12.81
- aFe®Magnum Flow® Pro 5R Round Tapered Blue Air Filter (10-10121)Magnum Flow® Pro 5R Round Tapered Blue Air Filter (10-10121) by aFe®. Constructed with 100% polyurethane on top and bottom, this high flow, oiled OE replacement performance filter will outflow stock paper filter for improved horsepower...Improves airflow for better performance and accelerationPre-oiled, washable/reusable air filter for long service life with life-time warranty$84.00
- Baldwin Filters®Air Filter (PA10310)Air Filter by Baldwin Filters®. This first-rate American-made product is the winning choice for performance-minded racers. Made with craftsmanship and high-tech machinery by highly skilled engineers, it leapfrogs the competition. The...High quality at an affordable priceExpertly made from premium materials$20.75
- Baldwin Filters®Radial Seal Air Filter (PA10109)Radial Seal Air Filter (PA10109) by Baldwin Filters®. This first-rate American-made product is the winning choice for performance-minded racers. Made with craftsmanship and high-tech machinery by highly skilled engineers, it leapfrogs...Heavy-Duty Radial Seal Gasket and End Cap will not degrade under temperature extremes, changes in restriction or vibrationFlexible Outer Edges makes for easy installation and removal in housings with minimal clearance$28.03
- Baldwin Filters®Radial Seal Air Filter (PA10285)Radial Seal Air Filter (PA10285) by Baldwin Filters®. This first-rate American-made product is the winning choice for performance-minded racers. Made with craftsmanship and high-tech machinery by highly skilled engineers, it leapfrogs...Heavy-Duty Radial Seal Gasket and End Cap will not degrade under temperature extremes, changes in restriction or vibrationFlexible Outer Edges makes for easy installation and removal in housings with minimal clearance$22.06
- Mahle®Air Filter (LX819)Air Filter (LX819) by Mahle®. If you have a dirty air filter, clogged PCV valve, or defective MAF sensor you may be tempted to just run down to the local auto parts chain store for a replacement, but before you waste your time and gas,...Perfect solution to keep your air intake system performing the way it was designed toCrafted from the highest grade materials for dependable, long-lasting service$17.55
- K&N®E Series Round Straight Red Air Filter (2.625" ID x 6.625" OD x 4.5" H) (E-0647)E Series Round Straight Red Air Filter by K&N®. K&N's replacement air filters are designed to increase horsepower and acceleration while providing excellent filtration. K&N makes over 1,200 different replacement air filters for the...Designed to boost horsepower and rate of accelerationCan be cleaned and used again$99.99
- K&N®E Series Round Tapered Red Air Filter (3.625" F x 6" B x 5.063" T x 6.063" H) (E-1987)E Series Round Tapered Red Air Filter (E-1987) by K&N®. K&N's replacement air filters are designed to increase horsepower and acceleration while providing excellent filtration. K&N makes over 1,200 different replacement air filters for...Designed to boost horsepower and rate of accelerationCan be cleaned and used again$89.99
- K&N®E Series Unique Red Air Filter (3.875" ID x 6.625" OD x 5.5" H) (E-0646)E Series Unique Red Air Filter by K&N®. K&N's replacement air filters are designed to increase horsepower and acceleration while providing excellent filtration. K&N makes over 1,200 different replacement air filters for the majority of...Designed to boost horsepower and rate of accelerationCan be cleaned and used again$89.99
- Baldwin Filters®Air Filter Element (PA4091)Air Filter Element (PA4091) by Baldwin Filters®. This first-rate American-made product is the winning choice for performance-minded racers. Made with craftsmanship and high-tech machinery by highly skilled engineers, it leapfrogs the...Heavy-Duty Radial Seal Gasket and End Cap will not degrade under temperature extremes, changes in restriction or vibrationFlexible Outer Edges makes for easy installation and removal in housings with minimal clearance$20.77
- OPparts®Air Filter (12854034)Air Filter (12854034) by OPparts®. This top-grade product is expertly made in compliance with stringent industry standards to offer a fusion of a well-balanced design and high level of craftsmanship. Manufactured from industry-leading...Built to offer excellent functionality and qualityMade with the use of the most innovative technologies$7.27
- Torxe™Red Engine Air Filter (20-1001067)Red Engine Air Filter by Torxe™. This product is made of high-quality materials to serve you for years to come. Designed using state-of-the-art technology and with customers in mind. It will meet your needs and deliver great quality at...High quality at an affordable priceExpertly made from premium materials$22.50
- K&N®E Series Round Straight Red Air Filter (6.625" OD x 5.813" H) (E-0648)E Series Round Straight Red Air Filter by K&N®. K&N's replacement air filters are designed to increase horsepower and acceleration while providing excellent filtration. K&N makes over 1,200 different replacement air filters for the...Designed to boost horsepower and rate of accelerationCan be cleaned and used again$99.99
- aFe®Magnum Flow® Pro Dry S Round Gray Air Filter (11-10121)Magnum Flow® Pro Dry S Round Gray Air Filter (11-10121) by aFe®. Constructed with 100% polyurethane on top and bottom, this high flow "oil-free" OE replacement performance filter will outflow stock paper filter for improved horsepower...Improves airflow for better performance and accelerationPre-oiled, washable/reusable air filter for long service life with life-time warranty$84.00
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There are plenty of debris in the air stream that can be taken into your Audi A4's engine, which can make all of the equipment positioned downstream clogged up with dirt, sand, dust, and so on. And that’s what the air filter is there for - to help clean the air charge. There are many tell-tale signs which can forewarn you about having a dirty air filter. These signs may include poor fuel mileage, unusual engine noises, constant misfirings, “check engine” light turning on, air filter appearing visually dirty, and so on. If your German sedan has been showing any of the aforementioned signs of having a dirty air filter, then now would be the time to replace it as soon as possible.
There are plenty of Audi A4 air filters & components offered in the aftermarket, including direct-fit and performance models. Swapping your old, worn-out air filter for a new one will surely restore the horsepower, torque, and gas mileage. These filters are produced from pleated paper or synthetic media, designed to last for thousands of miles of highway and city driving. Go ahead and keep those airborne contaminants off your engine, while making sure solid particles are removed out of the air stream!
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