K&N High-Flow Engine Air Filter for 2019–2025 Acura RDX (33-3096) — Washable, Reusable

The K&N High-Flow Original Lifetime Engine Air Filter 33-3096 is a washable, reusable replacement filter engineered to increase airflow and deliver measurable performance benefits for 2019–2025 Acura RDX owners.

Designed as a direct-fit upgrade for the Acura RDX, this K&N air filter replaces the disposable factory element with a durable, multi-layer cotton gauze media that improves airflow while trapping contaminants. Unlike single-use paper filters, the 33-3096 is serviceable and built to last, reducing waste and long-term ownership cost. K&N develops and tests filters under demanding conditions to balance protection and performance for everyday driving and spirited use.

How will this filter affect engine performance?

Swapping the stock filter for the K&N High-Flow element can increase airflow to the engine, which may translate to improved throttle response and potential horsepower gains under certain conditions. Gains depend on vehicle condition and tuning; this product focuses on better breathing without major modifications.

• High-flow cotton gauze media boosts airflow compared to standard paper elements.
• Engineered to support improved acceleration and throttle sensitivity.
• Designed and tested on race tracks to ensure consistent flow characteristics.

What maintenance does a washable K&N filter require?

The 33-3096 is pre-oiled and ready for installation; periodic cleaning and re-oiling keeps it functioning as intended. Under normal highway driving it typically needs attention about every 75,000 miles, but dusty or off-road conditions require more frequent service.

• Clean approximately every 75,000 miles in typical highway use.
• Follow K&N cleaning and re-oiling procedure for best filtration and longevity.
• Reusable design reduces recurring filter purchases and landfill waste.

Will this filter fit my vehicle and how hard is installation?

This filter is a direct replacement made to fit the factory air box of 2019–2025 Acura RDX models, so no modifications are required. Installation is straightforward and can usually be completed in minutes with basic tools or by following the vehicle’s airbox access steps.

• Direct-fit for 2019–2025 Acura RDX—part number 33-3096.
• Pre-treated and ready to drop into the factory air box.
• Simple installation—designed as an easy, cost-effective upgrade.

What warranty and environmental benefits come with this filter?

K&N supports this filter with a substantial limited warranty and a reputation for durable construction made in the USA. Because the element is washable and reusable, it replaces many disposable filters over its service life, reducing waste and long-term expense.

• Backed by K&N’s limited lifetime warranty and a 10-year/million-mile limited warranty for many products—check terms for specifics.
• Washable design replaces numerous throwaway filters, lowering landfill contribution.
• Constructed with rugged materials and multiple cotton gauze layers for sustained performance.

Who is this for? The K&N 33-3096 is ideal for Acura RDX owners who want a simple, durable upgrade that improves air intake flow and can pay for itself over time. It suits daily drivers seeking better throttle response, enthusiasts wanting a dependable high-flow option, and environmentally minded owners preferring reusable vehicle parts. If you want a direct-fit, made-in-USA replacement that’s serviceable and designed for long life, this filter is a practical choice.