K&N Engineering Replacement Air Filter
2012–2013 Audi A3 1.4L / 2012–2013 Volkswagen Golf VII / Polo GT 1.4L
Part #: 33-3004
Overview
The K&N Engineering Replacement Air Filter is designed to provide a high-performance upgrade for your vehicle's intake system. Crafted specifically for select Audi and Volkswagen models from 2012 to 2013, this filter offers an excellent balance of filtration efficiency and airflow. Whether you're a daily driver seeking improved engine breathing or a performance enthusiast aiming for better throttle response, this filter helps support increased horsepower and torque while maintaining OEM-level filtration.
Engineered for durability and long service life, the K&N replacement filter is a simple, cost-effective upgrade that can be installed quickly without any modifications. It is an ideal choice for drivers who want to enhance their vehicle's performance and reliability with a trusted, proven product.
Key Features
The K&N Engineering Replacement Air Filter incorporates advanced materials and design features to optimize airflow and filtration:
- Constructed with multiple layers of oiled cotton media, providing excellent filtration while allowing high airflow to support engine performance.
- Replaces the factory paper filter with a washable, reusable design, reducing long-term maintenance costs.
- Designed with a durable, epoxy-coated aluminum wire mesh to maintain shape and prevent collapse under high airflow conditions.
- Precision-engineered to fit specific vehicle models, ensuring a perfect seal and maximum efficiency.
- Manufactured in the USA with high-quality materials and strict quality control standards.
- Backed by K&N's renowned Million-Mile Limited Warranty, guaranteeing long-lasting performance.
- Designed to improve airflow compared to the factory filter, helping your engine breathe easier and respond better during spirited driving or daily commuting.
- Maintains OEM filtration standards to protect your engine from dirt and debris.
- Easy to install with no special tools required, making it a convenient upgrade for DIY enthusiasts.
Filter Options
This product features a high-flow, oiled cotton media designed for optimal performance and ease of maintenance. The filter can be cleaned and re-oiled, allowing for repeated use over the lifespan of your vehicle. Regular cleaning and re-oiling will ensure continued performance and filtration efficiency.
Construction & Design
The K&N replacement filter is built with a deep, multi-layered cotton media that is pleated to maximize surface area for dirt holding capacity and airflow. The filter's epoxy-coated aluminum wire mesh provides structural integrity and corrosion resistance. Its precision-cut rubber sealing edges ensure a tight fit, preventing unfiltered air from bypassing the filter. The washable design allows you to maintain peak performance with proper cleaning and re-oiling, making it a sustainable choice for environmentally conscious drivers.
Installation & Fitment
The K&N Engineering Replacement Air Filter is a direct bolt-on upgrade that requires no modifications to your vehicle. Simply remove the factory filter and install the K&N filter in its place. No cutting, drilling, or tuning is necessary, making it a straightforward upgrade for both novice and experienced DIYers. The filter is designed to fit precisely within the factory airbox, ensuring a secure and airtight seal.
- Easy installation with basic hand tools
- No additional tuning required
- Replaces OEM filter directly
What's Included
- One K&N Engineering Replacement Air Filter (Part # 33-3004)
- Installation instructions
Ideal For
- Owners seeking improved airflow and engine response
- Daily drivers and performance enthusiasts
- Drivers looking for a reusable, long-lasting air filter solution
