K&N High-Flow Engine Air Filter for 2019–2026 Mazda 3 / CX-30 / CX-50 — Washable Reusable, Pre-Oiled (33-5096)

K&N High-Flow Original Lifetime Engine Air Filter (33-5096) is a washable, reusable replacement that boosts airflow and supports improved engine response for compatible 2019–2026 Mazda 3, CX-30, and CX-50 models.

This engineered replacement filter swaps directly into the factory airbox and is built to deliver higher airflow than stock paper elements while lasting for the life of your vehicle. Pre-oiled and ready to install, it’s a straightforward upgrade for drivers who want better engine breathing, fewer disposable filter purchases, and the confidence of a long-term limited warranty.

How does this filter improve performance on my Mazda?

The K&N design uses layered cotton gauze media to allow more air into the engine while still trapping dirt and debris. Greater airflow can help throttle response and maintain power under load without changing your vehicle’s engine management. The filter is engineered and tested to balance increased flow with filtration efficiency for daily driving and spirited use.

• Up to 50% increased airflow potential versus some stock paper filters
• Four-layer cotton gauze media for balanced flow and contaminant trapping
• Pre-oiled for immediate use and consistent performance

What maintenance does a reusable K&N filter need?

Unlike disposable paper filters, this K&N element is washable and meant to be reused. Under typical highway driving it generally requires cleaning roughly every 75,000 miles, but frequency depends on driving conditions. Cleaning is a simple process with K&N cleaning and oil kits and restores the filter’s filtration and airflow characteristics.

• Clean approximately every 75,000 miles under normal highway conditions
• Use K&N cleaner and re-oil kit for best results
• Inspection after off-road or dusty use recommended

Will installation fit my 2019–2026 Mazda without modification?

This filter is crafted to match the factory airbox dimensions for listed Mazda models, so installation is typically a direct swap that takes only minutes. No trimming or permanent modifications are required when replacing the stock element. Keep the airbox seal and mounting points clean for a secure fit and reliable operation.

• Direct-fit to factory airbox for Mazda 3, CX-30, CX-50 model years listed
• No permanent modifications or special tools usually needed
• Quick drop-in installation—ideal for DIY vehicle maintenance

What warranty and longevity should I expect?

K&N backs this filter with a limited warranty that covers many use cases for the life of your vehicle, reflecting confidence in the filter’s construction and materials. The durable build and washable design reduce the number of disposable filters you’d otherwise discard, offering both cost savings and less waste over time. Warranty terms have limitations, so review the full warranty details for coverage specifics.

• No-hassle limited lifetime warranty (limitations apply)
• Durable, premium materials made in the USA for long-term use
• Reusable design can replace many disposable filters over ownership

Who this is for: Drivers of 2019–2026 Mazda 3, CX-30, and qualifying CX-50 owners who want a simple, long-lasting upgrade that improves airflow and reduces ongoing filter purchases. It’s especially suited to owners who prefer a do-it-yourself install, those who value lower waste from disposables, and anyone seeking consistent performance gains without altering engine systems.