2021 GMC Sierra Air Filters
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K&N®33 Series Panel Red Air FilterGMC Sierra 2021, 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$74.99 - $89.99 - Banks®Plastic Black Short Ram Air Intake SystemGMC Sierra 2500 HD / 3500 HD Diesel 2021, Plastic Black Short Ram Air Intake System by Banks®. Banks Ram-Air Intake System replaces the factory's flat panel filter with a large conical lifetime filter that provides maximum high-flow...High FlowMore power and torque$549.00
- WIX®Panel Air FilterGMC Sierra 2021, 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$21.08 - $27.86
- AEM Intakes®DryFlow® Panel Red Air FilterGMC Sierra 2021, DryFlow® Panel Red Air Filter 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...Designed to increase horsepower and throttle responseAEM Intakes Air Filters are cleanable and reusable for the life of your vehicle$89.99
- AIRAID®SynthaMax® Panel Air FilterGMC Sierra 2021, SynthaMax® Panel Air Filter by AIRAID®. Advanced air filtration technology, superior construction and the world's best warranty make an AIRAID air filter the best you can buy. It allows increased airflow and provides...Improves airflow and engine performanceProvides superior air filtration and engine protection$99.99
- aFe®Magnum Flow® Pro 5R Panel Blue Air FilterGMC Sierra 2021, 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 - $93.00
- aFe®Magnum Flow® Pro Dry S Panel Gray Air FilterGMC Sierra 2021, 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 - $93.00
- AIRAID®SynthaFlow® Panel Red Air FilterGMC Sierra 2021, SynthaFlow® Panel Red Air Filter by AIRAID®. Advanced air filtration technology, superior construction and the world's best warranty make an AIRAID air filter the best you can buy. It allows increased airflow and...Improves airflow and engine performanceProvides superior air filtration and engine protection$89.99
- Baldwin Filters®Radial Seal Air FilterGMC Sierra 2021, Radial Seal 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...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$23.03 - $39.07
- 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®Irregular Air FilterGMC Sierra 2.7L / 4.3L / 5.3L / 6.2L w/o High Capacity cleaner 2021, Irregular 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...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$11.01
- FRAM®Irregular Air FilterGMC Sierra 2021, Irregular 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 urethane to provide...Provides better air filtration for improved performancePrevents damaging particles from entering your engine$19.14
- aFe®Magnum Flow® Pro Guard 7 Panel Tan Air FilterGMC Sierra 2500 HD / 3500 HD Diesel 2021, Magnum Flow® Pro Guard 7 Panel Tan 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...Improves airflow for better performance and accelerationPre-oiled, washable/reusable air filter for long service life with life-time warranty$103.00
- 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
- OPparts®Air FilterGMC Sierra 2021, Air Filter by OPparts®. Position: Main. 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...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$19.56 - $22.13
- 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
