Enhance your vehicle’s performance with the K&N replacement air filter, designed exclusively for the 2004 Volvo S40 2.4L-L5. Engineered with layered, oiled cotton media, this high-flow air filter not only improves airflow but also effectively captures contaminants—delivering a noticeable boost in horsepower and overall engine performance.

Key Benefits

• Washable and reusable for long-lasting efficiency
• Advanced high-flow design that increases engine output
• Simple drop-in installation that fits directly into your factory air box
• Backed by the trusted K&N 10-Year/Million Mile Limited Warranty

Perfect Fit

• Exclusively engineered for the 2004 Volvo S40 2.4L-L5

Installing this Volvo S40 performance air filter is an easy upgrade that ensures improved engine breathing and enhanced driving dynamics. The air filter’s precise fit and quality construction guarantee reliable performance throughout the lifespan of your vehicle.

For additional technical details, please review the Technical Bulletin. You can also explore our range of similar products in the Air Filters - Drop In collection for optimal compatibility and performance upgrades. Enjoy the exceptional drive quality that comes from using high-performance, quality components.