2018 Subaru WRX Air Filters
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K&N®33 Series Panel Red Air FilterSubaru WRX 2018, 33 Series Panel 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...Designed to boost horsepower and rate of accelerationCan be cleaned and used again$64.99 - ACDelco®Gold™ Rectangular Air FilterSubaru WRX 2018, Gold™ Rectangular Air Filter 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...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$16.91Save: $2.75 (16%)$14.16
- WIX®Panel Air FilterSubaru WRX 2018, Panel Air Filter by WIX®. 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$13.86 - $16.68
- aFe®Magnum Flow® Pro 5R Panel Blue Air FilterSubaru WRX 2018, Magnum Flow® Pro 5R Panel Blue Air Filter by aFe®. Constructed with 100% polyurethane on all four sides, this high-flow, oiled OE replacement performance filter will outflow the stock paper filter for improved...Pro 5R Factory-Oiled Media for Maximum Performance100% Polyurethane Frame On All Sides For Extra Long Filter Life$84.00
- aFe®Magnum Flow® Pro Dry S Panel Gray Air FilterSubaru WRX 2018, Magnum Flow® Pro Dry S Panel Gray Air Filter by aFe®. Constructed with 100% polyurethane on all sides, this high-flow, oiled OE replacement performance filter will outflow the stock filter for improved horsepower and...Oil-Free, Pro DRY S 3-Layer Progressive Porosity Synthetic Media for maximum convenience100% Polyurethane Frame On All Sides For Extra Long Filter Life$84.00
- MANN-Filter®Air FilterSubaru WRX 2018, Air Filter by MANN-Filter®. Get excellent engine protection and more economical operation just by replacing your air filter. This MANN air filter is specially designed for your vehicle to ensure a precise fit and proper...Optimum protection for the engine, airflow meters and other sensorsPerfectly adapted in form and function to your vehicle$13.67
- Mahle®Air FilterSubaru WRX 2018, Air Filter 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...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$10.64
- Pentius®UltraFLOW™ Air FilterSubaru WRX / WRX STI 2018, 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...Designed to eliminate contaminantsEnsures proper fitment and excellent performance$9.86
- Baldwin Filters®Air Filter ElementSubaru WRX 2018, Air Filter Element 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...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$14.83
- FRAM®Extra Guard™ Rigid Panel Rectangular Air FilterSubaru WRX / WRX STI 2018, Extra Guard™ Rigid 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...Provides better air filtration for improved performancePrevents damaging particles from entering your engine$11.94
- Spectre Performance®HPR® Panel Red Air FilterSubaru WRX 2018, HPR® Panel Red Air Filter by Spectre Performance®. Spectre’s High Performance Replacement Air Filters are engineered to outperform ordinary paper filters by providing increased air flow for improved performance....High performance and high air flow filterFactory pre-oiled and ready to use$41.99
- Genuine®Air FilterSubaru WRX 2018, Air Filter by Genuine®. 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...Designed to restore your vehicle’s air intake systemGenuine OE replacement parts from the OE manufacturer$28.50 - $29.11
- aFe®Magnum Flow® Pro 5R Round Tapered Air FilterMagnum Flow® Pro 5R Round Tapered Air Filter by aFe®. This high flow Pro 5R air filters are constructed with 100% polyurethane on all sides and will out flow the stock paper filters for improved performance. Five layers of...Improves airflow for better performance and accelerationPre-oiled, washable/reusable air filter for long service life with life-time warranty$65.00 - $140.00
- aFe®Magnum Flow® Pro Dry S Round Tapered Gray Air FilterMagnum Flow® Pro Dry S Round Tapered Gray Air Filter by aFe®. This high flow Pro DRY S air filters are constructed with 100% polyurethane on all sides and will out flow the stock paper filters for improved performance. Layers of...Improves airflow for better performance and accelerationPre-oiled, washable/reusable air filter for long service life with life-time warranty$68.00 - $121.00
- aFe®Magnum Flow® Pro Guard 7 Tan Air FilterMagnum Flow® Pro Guard 7 Tan Air Filter by aFe®. This Pro Guard 7 performance air filter outflows the factory intake by 44%. The “Inverted” design of this unique OE replacement filter fully utilized the space in the stock air box...Engineered to help upgrade your vehicle’s power and overall performanceManufactured from high-grade materials for long-lasting service in various conditions$68.00 - $114.00
- Racing Power Company®Super Flow Top Washable Open Screen Air FilterSuper Flow Top Washable Open Screen Air Filter by Racing Power Company®. Make your engine function at its full efficiency by choosing from our comprehensive selection of top-grade performance air intake parts. Crafted by the...Engineered to help upgrade your vehicle’s power and overall performanceManufactured from high-grade materials for long-lasting service in various conditions$31.02
- Wehrli Custom Fabrication®Pre-Filter SockPre-Filter Sock by Wehrli Custom Fabrication®. Designed with big speed fans in mind, this mind-blowing fuel system upgrade will help you maximize engine performance and fuel efficiency. It’s easy to install and will help you achieve...Top-grade fuel system upgrade that will take your driving to the next levelDesigned to help you maximize your vehicle’s fuel system efficiency$41.71
- Premium Guard®Panel Air FilterSubaru WRX 2018, Panel Air Filter 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...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$9.64
- PERRIN Performance®Panel Black Air FilterSubaru WRX STI STI 2018, Panel Black Air Filter by PERRIN Performance®. Don’t let a restrictive OEM paper filter get between you and true performance. The PERRIN Performance™ drop-in Panel Filter is the answer for more horsepower. A...Open cell foam elementCleaner for efficient and trouble-free cleanup$62.05
- Ecogard®Rigid Panel Air FilterSubaru WRX 2018, Rigid Panel Air Filter by Ecogard®. Reliable filtration with broad coverage. Ecogard is your source for high-quality air filter products with extensive application coverage. Manufactured using advanced, high-efficiency...High-efficiency media ensures reliable performanceBroad domestic and imported coverage$9.54
- OPparts®Premium Air FilterSubaru WRX / WRX STI Consolidated Application 2018, Premium Air Filter 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...Built to offer excellent functionality and qualityMade with the use of the most innovative technologies$11.25
- TruParts®Air FilterSubaru WRX 2018, Air Filter by TruParts®. Go with this high-quality product to restore your vehicle’s lost power and bring it back to its optimal condition. Made from the finest materials in compliance with rigorous industry...Made utilizing the finest materials and equipmentEngineered to restore your vehicle to its pristine condition$5.56
- Revel®Air Intake CoverSubaru WRX / WRX STI 2018, Air Intake Cover by Revel®. Designed utilizing the latest technology, this product features premium quality and will perform better than advertised. Perfect for your vehicle and lifestyle, it is manufactured...Expertly crafted in accordance with the strictest industry standardsMade to ensure the highest level of quality and value$204.25
- Racing Power Company®Round Air Filter with Stainless Steel MeshRound Air Filter with Stainless Steel Mesh by Racing Power Company®. Make your engine function at its full efficiency by choosing from their comprehensive selection of top-grade performance air intake parts. Crafted by the...Engineered to help upgrade your vehicle’s power and overall performanceManufactured from high-grade materials for long-lasting service in various conditions$48.31 - $77.33
- Racing Power Company®Triangular Air Filter (14" ID x 3" H)Triangular Air Filter by Racing Power Company®. Make your engine function at its full efficiency by choosing from our comprehensive selection of top-grade performance air intake parts. Crafted by the industry-leading professionals who...Engineered to help upgrade your vehicle’s power and overall performanceManufactured from high-grade materials for long-lasting service in various conditions$17.81
- Sinister Diesel®Pre-Filter SockPre-Filter Sock by Sinister Diesel®. Make your vehicle faster and more powerful with premium-quality performance fuel system parts stocked on our website. Manufactured using the highest grade materials and the latest technology, they...High quality at an affordable priceExpertly made from premium materials$35.99
