K&N High-Flow Engine Air Filter 33-2438 for 2010–2024 Toyota/Lexus (Reusable, Washable)

K&N 33-2438 is a washable, reusable high-flow engine air filter engineered to boost airflow and sustain improved engine performance for compatible 2010–2024 Toyota and Lexus models.

This premium replacement filter drops into your factory airbox to increase airflow and help maintain throttle response and potential horsepower gains without the recurring cost of disposable filters. Built from multiple layers of oiled cotton gauze and heavy-duty construction, the filter is designed to be cleaned and reused for the life of your vehicle, backed by K&N’s 10-year/million-mile limited warranty. If you own a 2010–2024 Toyota 4Runner, Lexus GX460, FJ Cruiser, Land Cruiser, or Prado, this model (33-2438) is listed as compatible and installs in minutes with no special tools.

How does this filter affect everyday driving and performance?

The K&N High-Flow design focuses on increasing airflow to the engine, which can improve throttle response and help the engine breathe more freely under load. Gains depend on the vehicle and driving conditions but many owners report smoother acceleration and a more responsive feel. This is a passive upgrade—no tuning required for stock vehicles.

• Engineered media increases airflow up to industry-typical performance improvements
• Pre-oiled and ready to install for immediate use
• Helps maintain steady air delivery under varied driving conditions

What maintenance does the K&N filter need and how long will it last?

This filter is washable and reusable; under normal highway driving the recommended cleaning interval is roughly every 75,000 miles, though severe or off-road use will require more frequent service. Cleaning is straightforward with K&N cleaning kits: remove, wash, dry, re-oil, and reinstall. Proper care preserves filtration performance and the product’s intended longevity.

• Clean approximately every 75,000 miles under normal conditions
• Use K&N cleaner and oil for best results and longevity
• Designed to last the life of the vehicle with routine maintenance

Will this filter fit my Toyota or Lexus model and is installation difficult?

The 33-2438 is engineered to fit specific 2010–2024 Toyota and Lexus models including 4Runner, GX460, FJ Cruiser, Land Cruiser, and Prado years listed by K&N. Installation is typically a quick swap into the factory airbox and does not require modifications. Always verify fitment with your year and model before purchase.

• Compatible with 2010–2023 Lexus GX460 and designated Toyota years listed by K&N
• Direct-fit replacement—no trimming, no extra parts required
• Installation usually takes minutes with basic hand tools if any

What warranty and environmental benefits come with choosing K&N?

K&N backs this filter with a 10-Year/Million-Mile limited warranty (limitations apply), reflecting the brand’s confidence in manufacturing quality. Choosing a washable, reusable filter reduces the number of disposable paper filters sent to landfills and can save money over the vehicle’s lifetime compared with periodic replacements.

• 10-Year/Million-Mile limited warranty coverage from K&N
• Washable design reduces disposable filter waste
• Manufactured in the USA with durable materials for long service life

Who is this for: Drivers who want a durable, drop-in replacement air filter for select 2010–2024 Toyota and Lexus vehicles that simplifies maintenance, can improve throttle feel, and reduces lifetime filter costs and waste. It’s especially well suited to owners who prefer a long-term, serviceable part over repeated disposable replacements and those who occasionally drive in demanding conditions and want robust filtration with easy serviceability.