K&N Engineering Drop In Air Filter

2009–2012 Acura TSX 2.4L-L4

Part #: 33-2430

Overview

The K&N Engineering Drop In Air Filter for the Acura TSX 2.4L-L4 is designed to enhance your vehicle's airflow efficiency while maintaining the factory appearance and fitment. Engineered specifically for the 2009 to 2012 model years, this high-performance air filter provides a simple yet effective upgrade for drivers seeking improved engine breathing, better throttle response, and increased potential for horsepower gains.

Ideal for daily drivers, performance enthusiasts, and those looking to optimize their vehicle's intake system without extensive modifications, this filter helps support your vehicle's overall performance and reliability. With its advanced filtration media, it ensures your engine receives clean air, which is essential for optimal combustion and engine longevity.

Key Features

The K&N Drop In Air Filter incorporates several innovative features that make it a top choice for Acura TSX owners:

• Constructed with high-quality, durable cotton gauze media layered between multiple pleats, providing excellent filtration efficiency and high airflow capacity.
• Designed to be a direct replacement for the factory filter, ensuring a perfect fit and easy installation without tools or modifications.
• Reusability: washable and reusable, allowing you to clean and re-oil the filter for continued performance and savings over disposable filters.
• Engineered to improve airflow compared to the stock filter, supporting better throttle response and potential horsepower increases.
• Manufactured with precision and quality control to meet or exceed OE standards, ensuring reliable performance and durability.
• Backed by the renowned K&N Million Mile Limited Warranty, offering peace of mind and long-term value.

Filter Options

This product features a high-flow cotton gauze media that balances filtration and airflow. It is designed for those who want a maintenance-friendly, reusable filter that can be cleaned and re-oiled, making it suitable for everyday driving and spirited performance use.

Construction & Design

The K&N Drop In Air Filter is built with a rugged, epoxy-coated aluminum wire mesh that provides structural integrity and corrosion resistance. The pleated cotton gauze media is layered to maximize surface area, allowing for increased airflow without sacrificing filtration quality. Its precise manufacturing process ensures a snug fit within the factory air box, preventing unfiltered air from bypassing the filter. The washable design reduces waste and ongoing costs, making it an environmentally friendly choice for performance-minded drivers.

Installation & Fitment

Installing the K&N Drop In Air Filter is straightforward and requires no special tools or modifications. Simply remove the existing factory filter from your Acura TSX's air box and replace it with the K&N filter. The precise fit ensures a secure seal and optimal performance. No cutting, drilling, or tuning is necessary, making this upgrade quick and hassle-free for DIY enthusiasts and professionals alike.

• Easy bolt-in replacement for the factory filter
• No additional tuning required
• Designed specifically for the 2009–2012 Acura TSX 2.4L-L4

What's Included

• One K&N Drop In Air Filter
• Installation instructions

Ideal For

• Owners seeking improved airflow and throttle response
• Performance enthusiasts looking for a reusable, long-lasting filter
• Daily drivers aiming for better engine breathing and efficiency