K&N Engineering Drop In Air Filter

1994–1997 BMW 318i / 1996–1997 BMW Z3 1.8L

Part #: 33-2733

Overview

The K&N Engineering Drop In Air Filter for BMW 318i and Z3 models is a high-performance replacement designed to enhance your vehicle's intake system. Crafted with advanced layered, oiled cotton media, this filter is engineered to improve airflow, helping your engine breathe more efficiently. Whether you're a daily driver seeking better response or a performance enthusiast aiming for increased power, this filter provides a reliable upgrade that supports your driving goals.

Built to last the lifespan of your vehicle, the K&N drop-in filter offers a combination of durability, ease of installation, and consistent performance. Its washable and reusable design means you can clean and reuse it multiple times, making it a cost-effective and environmentally friendly choice. Backed by K&N's 10-Year/Million Mile Limited Warranty, this filter is a trusted upgrade for those who demand quality and longevity from their automotive components.

Key Features

The K&N High-Flow Air Filter incorporates several innovative features that set it apart from standard paper filters:

• Layered, oiled cotton media engineered for maximum airflow and contaminant filtration, ensuring your engine receives clean, unrestricted air.
• Reusability and washable design allow for easy cleaning and maintenance, extending the life of the filter and reducing replacement costs.
• Precision fitment designed to install directly into your factory air box without modifications, ensuring a seamless upgrade.
• Constructed with durable materials that withstand the rigors of daily driving and harsh conditions, maintaining performance over time.
• State-of-the-art layered cotton media helps improve airflow compared to standard filters, supporting better throttle response and potential horsepower gains.
• Backed by a comprehensive 10-year/1 million mile warranty, providing peace of mind and confidence in your upgrade.
• Designed specifically for BMW 318i and Z3 models from 1994 to 1997, ensuring perfect fitment and optimal performance.

Filter Options

The K&N High-Flow Air Filter features a washable, oiled cotton media that is designed for maximum airflow and filtration efficiency. Its layered cotton construction captures contaminants while allowing increased air volume to reach your engine. This filter is ideal for drivers seeking a long-lasting, reusable upgrade that enhances engine response and power. Regular cleaning and re-oiling will maintain peak performance, making it a convenient and economical choice for your vehicle.

Construction & Design

This drop-in replacement filter is built with high-quality layered cotton media, which is carefully engineered to optimize airflow and filtration. The cotton media is layered and oiled to ensure maximum contaminant capture while minimizing airflow restriction. The filter's frame is constructed from durable, high-quality materials that provide a precise fit into the factory air box, ensuring no leaks or fitment issues. Its design emphasizes ease of installation, allowing you to upgrade your vehicle's intake system quickly and without special tools.

Installation & Fitment

The K&N Drop In Air Filter is designed for a straightforward, bolt-on installation. It fits directly into the factory air box of your BMW 318i or Z3 from 1994 to 1997 without requiring any modifications. No cutting, drilling, or tuning is necessary. Simply remove the existing filter and replace it with the K&N filter for an instant upgrade to your vehicle's intake system. Routine maintenance involves cleaning the filter with K&N's cleaning kit and re-oiling as needed, typically every 50,000 miles depending on driving conditions.

• Easy, bolt-on installation with no tools required
• Fits factory air box for BMW 318i (1994–1997) and Z3 (1996–1997) 1.8L models
• No cutting, drilling, or tuning necessary

What's Included

• One K&N High-Flow Washable and Reusable Air Filter
• Installation instructions

Ideal For

• BMW 318i and Z3 owners seeking improved airflow and engine response
• Performance enthusiasts looking for a durable, reusable air filter
• Daily drivers wanting a simple, effective upgrade to their stock intake system