K&N 57S-4000 Performance Airbox

Enhance your driving experience with the K&N 57S-4000 Performance Airbox, specifically designed for select Volvo models including the 2011 Volvo S40, 2011 Volvo C30, 2014 Volvo V40, and 2014 Volvo V40 Cross Country. This performance airbox replaces the restrictive factory air filter and air box lid, allowing your engine to breathe easier and deliver more power.

Key Features

• Improved Airflow: Reduces air flow restriction while smoothing and straightening airflow for optimal engine performance.
• High-Flow Filter: Comes with a large conical K&N high-flow air filter, washable and reusable for up to 100,000 miles, depending on driving conditions.
• Durable Construction: Injection molded air box lid with the K&N logo, designed to last for the life of your vehicle.
• Easy Installation: Simple installation process using common tools, with all necessary mounting hardware included.
• Warranty: Backed by K&N's No-Hassle Lifetime Limited Warranty.
• TUV Compliance: Some models are compliant with the latest TUV emissions and sound regulations (check K&N catalog for specifics).

Specifications

• Air Filter Color: Red
• Air Filter Material: Cotton Gauze
• Air Filter Outlet Shape: Round
• California Restricted: Not legal for sale or use in California
• Clamp Material: Stainless Steel
• Oil Included: Yes
• Weight: 4.2 lb (1.9 kg)
• Type: Gen I
• Replacement Filter: E-9289
• Warranty: No-Hassle Lifetime Limited

Installation Instructions

For detailed installation instructions, CLICK HERE.

Customer Feedback

Many users have reported noticeable improvements in throttle response and acceleration after installing the K&N 57S-4000. They appreciate the straightforward installation process and the long-lasting filter, which means less frequent replacements.

Fitment

• Volvo S40 2011
• Volvo C30 2011
• Volvo V40 Cross Country 2014
• Volvo V40 2014

Watch the Installation