K&N Engineering Replacement Air Filter

Fits 2020–2022 BMW M3 with 3.0L Inline-Six Engine

Part #: 33-3171

Overview

The K&N 20-22 BMW M3 L6 3.0L F/I Replacement Air Filter is a high-performance upgrade designed to enhance your vehicle’s intake system. Crafted specifically for BMW M3 models from 2020 to 2022 with a 3.0-liter inline-six engine, this washable and reusable filter offers a combination of improved airflow and contaminant filtration. Its advanced layered, oiled cotton media ensures your engine breathes more freely, supporting optimal combustion and potentially increasing horsepower. Built for durability and longevity, this filter is engineered to last for the entire lifespan of your vehicle, making it a cost-effective and environmentally friendly choice. Easy to install, it fits directly into your factory air box, providing a seamless upgrade without the need for modifications. Whether you're looking to boost performance or maintain peak engine health, this filter helps your BMW M3 achieve its best possible response and efficiency.

Key Features

Designed with high-quality materials, the K&N air filter features layered, oiled cotton media that maximizes airflow while capturing dirt and debris. Its durable construction ensures long-lasting performance, even under demanding driving conditions. The filter’s precise fitment guarantees easy installation into the stock air box, making it a straightforward upgrade for enthusiasts and daily drivers alike. Reusable and washable, this filter can be cleaned and re-oiled, providing ongoing performance benefits without the need for replacement parts. Its engineered design supports better engine breathing, which can contribute to improved throttle response and overall engine efficiency. Backed by K&N’s No-Hassle Lifetime Limited Warranty, it offers peace of mind and reliable performance for years to come.

Construction & Design

The filter’s layered cotton media is carefully engineered for optimal filtration and airflow. Its durable frame maintains shape and fitment over time, resisting collapse or deformation. The oiled cotton media is designed to trap contaminants effectively while allowing maximum air passage, supporting your engine’s performance and longevity.

Installation & Fitment

This drop-in replacement is engineered for a straightforward installation process. Simply remove your existing factory filter and insert the K&N filter into the air box. No additional tools or modifications are required, making it an ideal upgrade for both DIY enthusiasts and professional installers.

What’s Included

The package includes one high-flow, washable, and reusable air filter designed specifically for the 2020–2022 BMW M3 with a 3.0L inline-six engine, backed by K&N’s lifetime warranty.