K&N Engineering Air Filter

1986–1993 Buick / 1990–1996 Chevrolet / 1986–1996 Oldsmobile / Pontiac

Part #: 33-2022

Overview

The K&N Engineering Air Filter is a high-performance replacement air filter designed to enhance the airflow of your vehicle's intake system. Crafted for a wide range of GM models from Buick, Chevrolet, Oldsmobile, and Pontiac spanning from the mid-1980s to the mid-1990s, this filter is ideal for enthusiasts seeking improved engine breathing, better throttle response, and increased efficiency. Whether you're restoring a classic or upgrading your daily driver, this filter provides a reliable solution to support your vehicle's performance needs.

Built with K&N's renowned quality and engineering expertise, this air filter helps your engine breathe easier, supporting optimal combustion and potentially contributing to slight gains in horsepower and torque. Its durable construction ensures long-lasting performance, making it a smart investment for those looking to maximize their vehicle's potential while maintaining OEM fitment and function.

Key Features

The K&N Engineering Air Filter incorporates advanced materials and design features to deliver superior filtration and airflow. Key features include:

• High-flow, washable, and reusable cotton gauze media that provides excellent filtration while maximizing airflow.
• Deep pleats increase surface area, allowing for higher dirt capacity and longer service intervals.
• Precision-engineered to fit specific GM models from Buick, Chevrolet, Oldsmobile, and Pontiac, ensuring a perfect OEM-style fit.
• Durable epoxy-coated aluminum wire mesh provides structural integrity and protection for the filter media.
• Designed to improve airflow compared to the factory paper filters, supporting better engine response and efficiency.
• Reusability reduces waste and ongoing replacement costs, with cleaning recommended every 50,000 miles under normal driving conditions.
• Backed by the K&N Million Mile Limited Warranty, ensuring quality and performance for the life of your vehicle.

Filter Options

This model features a high-flow cotton gauze media that is washable and reusable, making it suitable for drivers who want a long-term, eco-friendly filtration solution. The filter does not require oiling, simplifying maintenance and reducing the risk of over-oiling, which can affect sensors or airflow. It is ideal for street use, spirited driving, and occasional performance upgrades.

Construction & Design

The K&N Air Filter is constructed with a durable, epoxy-coated aluminum wire mesh that encases the high-flow cotton gauze media. The pleated design maximizes surface area for increased dirt capacity and airflow. Its precision-machined rubber sealing surface ensures a tight, vibration-free fit, preventing unfiltered air from bypassing the filter. The washable media allows for easy cleaning and reinstallation, maintaining peak performance over the lifespan of your vehicle.

Installation & Fitment

The K&N Engineering Air Filter is a direct replacement for the factory filter, designed for a bolt-on installation with no modifications required. Simply remove the stock filter and insert the K&N filter into the factory air box. No cutting, drilling, or tuning is necessary, making it a straightforward upgrade for DIY enthusiasts and professionals alike. The filter maintains OEM sealing surfaces to ensure proper fitment and performance.

• Easy, bolt-on installation
• No additional tuning required
• Replaces OEM filters for specific GM models from Buick, Chevrolet, Oldsmobile, and Pontiac

What's Included

• High-performance washable and reusable air filter
• Installation instructions

Ideal For

• Owners of Buick, Chevrolet, Oldsmobile, and Pontiac vehicles from 1986 to 1996
• Enthusiasts seeking improved airflow and engine response
• Daily drivers and weekend warriors looking for a reliable, long-lasting air filtration upgrade
• Classic car restorers aiming to enhance original performance