fits model: Miata. make: Mazda. year: 1999–2005.

( Manufacturer Part Number: BP4W-13-320 ), ( Type: Air Filter Housing ), ( Color: Black ), ( Country/region Of Manufacture: Japan )
The Mazda BP4W-13-320 Air Cleaner Intake Filter Box is a vital component for maintaining the performance and longevity of your 1999-2005 Mazda Miata (NA/NB) with a 1.8L engine (models from 2001 to 2004). This air cleaner box is specifically designed to replace the original factory intake system, providing an upgraded solution for improved engine efficiency and performance.
The Mazda BP4W-13-320 Air Cleaner Intake Filter Box features a high-density, pleated air filter with a large surface area to capture and hold more dirt, debris, and contaminants, ensuring cleaner air enters your engine. This results in better combustion, improved fuel economy, and reduced engine wear.
The box itself is constructed from durable materials, resistant to corrosion and weathering, ensuring it lasts for many miles to come. The design is sleek and aerodynamic, with smooth internal passages to minimize airflow resistance and maximize airflow to the engine.
Installation is straightforward, with clear instructions and mounting hardware included, and can typically be completed in less than an hour by a DIY mechanic or professional technician. The filter is easily accessible for replacement, ensuring you can maintain optimal performance with regular maintenance.
Upgrading to the Mazda BP4W-13-320 Air Cleaner Intake Filter Box is an affordable and impactful modification for your Miata, providing enhanced engine performance, improved fuel efficiency, and extended engine life.
Pros of buying Mazda BP4W-13-320 99-05 Miata NB Air Cleaner Intake Filter Box BP4W 1.8 (01-04):1. Improved Engine Performance: A new air filter can help improve engine performance by allowing more air to flow into the engine. This can result in increased power and fuel efficiency.
2. Prolonged Engine Life: A clean air filter can help prevent dirt and debris from entering the engine, which can cause damage over time. By replacing the air filter regularly, you can help extend the life of your engine.
3. Reduced Emissions: A clean air filter can help reduce emissions by allowing the engine to burn fuel more efficiently. This can help improve fuel economy and reduce your carbon footprint.
4. Easy Installation: The Mazda BP4W-13-320 air cleaner intake filter box is designed to be easy to install, so you can do it yourself without the need for professional help.
Cons of buying Mazda BP4W-13-320 99-05 Miata NB Air Cleaner Intake Filter Box BP4W 1.8 (01-04):1. Cost: Replacing the air filter can be a recurring expense, as it needs to be replaced every 15,000-30,000 miles depending on driving conditions.
2. Time: While the installation process is relatively simple, it still requires some time and effort to complete.
3. Availability: The Mazda BP4W-13-320 air cleaner intake filter box may not be readily available in all areas, so you may need to order it online or wait for it to be shipped.
Conclusion:In conclusion, buying the Mazda BP4W-13-320 99-05 Miata NB Air Cleaner Intake Filter Box BP4W 1.8 (01-04) can provide several benefits, including improved engine performance, prolonged engine life, and reduced emissions. However, the cost and time required for replacement should be considered before making a purchase. If you drive your Miata frequently and want to ensure optimal engine performance, it may be worth the investment to replace the air filter regularly.
Recommendation:I recommend purchasing the Mazda BP4W-13-320 99-05 Miata NB Air Cleaner Intake Filter Box BP4W 1.8 (01-04) as a preventative maintenance measure to ensure optimal engine performance and prolong the life of your engine. It is a relatively simple and cost-effective way to improve your Miata's performance and reduce emissions. Just be sure to replace it regularly to ensure maximum benefits.
FREE SHIPPING in the continental USA. Filter housing with lid as shown. 2 snap locks are in place and functional. 99-05 Mazda Miata NB OEM Air Cleaner Intake Filter Box BP4W 1.8 01 02 03 04, used intake air box for 1999 -2005.
99 01 02 03 04 05 1.8 NB Miata, Shipped with USPS or UPS.