| Year | Make | Model |
|---|---|---|
| 2008 - 2013 | BMW | 3 Series (E90/E91/E92/E93) |
| 2003 - 2010 | BMW | 5 Series (E60/E61) |
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K&N Performance Air Intake System | BMW 3 Series/E60/E61 (03-10/08-13) (57S-2003)
K&N Performance Air Intake System | BMW 3 Series/E60/E61 (03-10/08-13) (57S-2003)
SKU:57S-2003
In stock
Regular price
$333.01 USD
Regular price
$367.99 USD
Sale price
$333.01 USD
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The K&N Engineering BMW E90/91/93 335i N54 Engine Performance Air Intake System is a high-performance upgrade designed to enhance airflow and engine efficiency. This intake system features a fully enclosed, injection-molded air box that replaces the factory air filter and air box, significantly reducing airflow restrictions. By smoothing and straightening the incoming air, it allows the engine to breathe more freely, resulting in increased power and improved acceleration across the RPM range. The removable lid provides convenient access for filter cleaning and maintenance, ensuring consistent performance. Constructed with durable materials, this intake system is engineered to deliver reliable, long-lasting performance while optimizing airflow dynamics for enhanced engine response.
Designed for 2007–2013 BMW 3 Series models equipped with the N54 engine, this intake system is a direct replacement for the stock air intake components. It is ideal for street and performance driving, offering a noticeable boost in horsepower and throttle response. The installation is straightforward, utilizing existing mounting points and factory connections for a bolt-on upgrade. The kit includes the fully enclosed air box, intake hose, and filter, providing all necessary components for a seamless upgrade. Suitable for enthusiasts seeking improved airflow and engine performance, this system enhances the vehicle’s overall driving experience without requiring additional modifications.
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Overview
Overview
K&N Engineering Engine Performance Air Intake System
Fits BMW E90/E91/E93 335i with N54 engine
Part #: 57S-2003
Overview
The K&N Performance Air Intake System is engineered to enhance your BMW 335i's engine breathing capabilities. Designed for enthusiasts seeking improved airflow and responsiveness, this intake replaces the factory air box and filter with a high-flow, reusable filter and a fully enclosed, injection-molded air box. The system helps your engine draw in more air efficiently, supporting better acceleration and throttle response across the RPM range. Its design not only boosts performance but also maintains durability and reliability, making it an ideal upgrade for daily drivers and performance enthusiasts alike.Key Features
This intake system features premium materials and a thoughtful design to optimize airflow and engine response. Key features include:- High-flow, washable, reusable air filter for sustained performance
- Enclosed, injection-molded plastic air box for protection and noise reduction
- Smooth, straightened airflow path to reduce turbulence and restriction
- Easy access removable lid for simple filter maintenance
- Precision fitment for BMW E90/E91/E93 335i with N54 engine
- Durable construction designed to withstand engine bay conditions
- Supports improved throttle response and power delivery
Construction & Design
The intake system is constructed from high-quality, durable plastics with a focus on airflow efficiency and noise reduction. The injection-molded air box features a sealed design to prevent unwanted debris and heat soak, ensuring consistent intake air temperatures. The reusable filter is made from high-flow cotton gauze media, optimized for maximum airflow and filtration capacity, providing long-lasting performance with minimal maintenance.Driving Feel & Feedback
Installing this intake system helps your vehicle respond more quickly to throttle inputs, delivering a more engaging driving experience. The improved airflow can result in a noticeable increase in acceleration and responsiveness, especially during spirited driving or when pushing the engine to higher RPMs. The system is designed to produce a subtle intake sound that enhances the sporty character of your BMW without excessive noise.Installation & Fitment
The system is designed for straightforward installation with minimal modifications required. It bolts directly into the factory intake mounting points, making it suitable for DIY enthusiasts and professional installers alike. Proper fitment ensures a secure seal and optimal performance.What’s Included
The package includes the high-flow air filter, the injection-molded air box, and all necessary hardware for installation. No additional components are required for a complete upgrade.
