K&N 57-1001 Performance Air Intake System for BMW

Upgrade your BMW 330Ci, 330i, or 330xi (2002-2005) with the K&N 57-1001 Performance Air Intake System. This high-density polyethylene (HDPE) intake tube is designed to optimize airflow to your engine, providing a noticeable boost in horsepower and torque. With an estimated gain of 11.46 HP at 6030 RPM, you’ll experience improved performance that makes every drive more exhilarating.

Key Features

• Air Filter: High-flow, washable, and reusable cotton gauze filter in striking red.
• Durability: The oversized conical design allows for up to 100,000 miles between services under normal driving conditions.
• Heat Protection: A custom heat shield safeguards intake air from engine bay heat for optimal performance.
• Easy Installation: Most users can complete the installation in under 60 minutes with included mounting hardware.
• Street Legal: This intake system is street legal in all US states, complying with CARB regulations (CARB EO Number: D-269-31).
• Weight: Lightweight at just 8.8 lbs (4 kg).

Specifications

• Product Style: 57 Series FIPK
• Intake Pipe Material: High-Density Cross-Linked Polyethylene
• Clamp Material: Stainless Steel (3 clamps included)
• Filter Replacement: RU-4630
• Warranty: No-Hassle Lifetime Limited Warranty

Installation Instructions

• For detailed installation instructions, CLICK HERE.
• For dyno results, CLICK HERE.

Fitment

• BMW 330Ci (2002-2005)
• BMW 330i (2003-2005)
• BMW 330xi (2003-2005)

Customer Feedback

Many BMW enthusiasts have praised the K&N 57-1001 for its noticeable performance improvements and ease of installation. Owners appreciate the enhanced throttle response and the aggressive sound that accompanies the increased airflow. The washable filter feature has also been a hit, allowing for long-term use without frequent replacements.