K&N 57i Performance Air Intake Kit — Fits 04-10 BMW 118I/120I, 07-08 320SI, 05-10 318I/320I L4-2.0L

SKU: KNN57-0648-1
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Sale price$221.99
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Car Wheel Size Chart

Wheel Diameter (inches) Tire Width (mm) Aspect Ratio Rim Width (inches)
14185655.5
15195606.0
16205556.5
17215507.0
18225457.5
19235408.0
20245358.5

Note: Wheel and tire sizes vary by car make and model. Always consult your vehicle’s manufacturer for exact specifications.

How to Read Tire Size

Example: 225/45R17 means:

  • 225 = Tire width in mm
  • 45 = Aspect ratio (height as % of width)
  • R17 = Rim diameter in inches

Product Details

Product Description
Part Numbers
Sizing & Fit

About K&N Engineering

K&N has been the world's leader in washable, reusable performance air filters since 1969. From the legendary cone filter to complete cold-air intake systems, K&N's cotton-gauze element delivers more airflow than paper while staying serviceable for the life of the vehicle.

Watch in action

Boost Your BMW's Performance with the K&N 57i Air Intake System

Upgrade your BMW's engine with the K&N 57i Series Performance Air Intake Kit, specifically designed for a range of models including the 2004-2010 BMW 118i/120i, 2007-2008 320si, and 2005-2010 318i/320i equipped with the L4-2.0L engine. This performance-driven system liberates your engine from the airflow restrictions imposed by the factory air box, leading to tangible improvements in power and throttle response.

Engineered for Power and Efficiency:

  • Optimized Airflow: The K&N 57i kit features a larger, free-flowing air filter that captures more air than a standard filter, reducing intake restriction and allowing your engine to breathe easier.
  • Horsepower Gains: Experience a noticeable increase in horsepower and torque, providing a more dynamic and engaging driving experience.
  • Long-Lasting Performance: The high-quality K&N air filter is washable and reusable, designed to last up to 100,000 miles between cleanings under normal driving conditions, offering excellent long-term value.
  • Vehicle-Specific Design: Each 57i kit is custom-engineered for your specific BMW model, ensuring a precise fit and seamless integration with your engine's components.
  • Improved Engine Response: By allowing more air into the combustion chamber, this intake system can lead to quicker throttle response and a more aggressive engine sound.

The K&N 57i Performance Air Intake Kit is an ideal choice for BMW owners looking to enhance their vehicle's performance and driving dynamics. Enjoy the peace of mind that comes with a quality upgrade designed for durability and power. Get the most out of your BMW's engine.

Discover the difference quality engineering makes. Purchase your K&N 57i Performance Air Intake Kit at GGCRACING.

Product Details

Product Description
Part Numbers
Sizing & Fit

About K&N Engineering

K&N has been the world's leader in washable, reusable performance air filters since 1969. From the legendary cone filter to complete cold-air intake systems, K&N's cotton-gauze element delivers more airflow than paper while staying serviceable for the life of the vehicle.

Watch in action

Boost Your BMW's Performance with the K&N 57i Air Intake System

Upgrade your BMW's engine with the K&N 57i Series Performance Air Intake Kit, specifically designed for a range of models including the 2004-2010 BMW 118i/120i, 2007-2008 320si, and 2005-2010 318i/320i equipped with the L4-2.0L engine. This performance-driven system liberates your engine from the airflow restrictions imposed by the factory air box, leading to tangible improvements in power and throttle response.

Engineered for Power and Efficiency:

  • Optimized Airflow: The K&N 57i kit features a larger, free-flowing air filter that captures more air than a standard filter, reducing intake restriction and allowing your engine to breathe easier.
  • Horsepower Gains: Experience a noticeable increase in horsepower and torque, providing a more dynamic and engaging driving experience.
  • Long-Lasting Performance: The high-quality K&N air filter is washable and reusable, designed to last up to 100,000 miles between cleanings under normal driving conditions, offering excellent long-term value.
  • Vehicle-Specific Design: Each 57i kit is custom-engineered for your specific BMW model, ensuring a precise fit and seamless integration with your engine's components.
  • Improved Engine Response: By allowing more air into the combustion chamber, this intake system can lead to quicker throttle response and a more aggressive engine sound.

The K&N 57i Performance Air Intake Kit is an ideal choice for BMW owners looking to enhance their vehicle's performance and driving dynamics. Enjoy the peace of mind that comes with a quality upgrade designed for durability and power. Get the most out of your BMW's engine.

Discover the difference quality engineering makes. Purchase your K&N 57i Performance Air Intake Kit at GGCRACING.

Product Details

Product Description

About K&N Engineering

K&N has been the world's leader in washable, reusable performance air filters since 1969. From the legendary cone filter to complete cold-air intake systems, K&N's cotton-gauze element delivers more airflow than paper while staying serviceable for the life of the vehicle.

Watch in action

Boost Your BMW's Performance with the K&N 57i Air Intake System

Upgrade your BMW's engine with the K&N 57i Series Performance Air Intake Kit, specifically designed for a range of models including the 2004-2010 BMW 118i/120i, 2007-2008 320si, and 2005-2010 318i/320i equipped with the L4-2.0L engine. This performance-driven system liberates your engine from the airflow restrictions imposed by the factory air box, leading to tangible improvements in power and throttle response.

Engineered for Power and Efficiency:

  • Optimized Airflow: The K&N 57i kit features a larger, free-flowing air filter that captures more air than a standard filter, reducing intake restriction and allowing your engine to breathe easier.
  • Horsepower Gains: Experience a noticeable increase in horsepower and torque, providing a more dynamic and engaging driving experience.
  • Long-Lasting Performance: The high-quality K&N air filter is washable and reusable, designed to last up to 100,000 miles between cleanings under normal driving conditions, offering excellent long-term value.
  • Vehicle-Specific Design: Each 57i kit is custom-engineered for your specific BMW model, ensuring a precise fit and seamless integration with your engine's components.
  • Improved Engine Response: By allowing more air into the combustion chamber, this intake system can lead to quicker throttle response and a more aggressive engine sound.

The K&N 57i Performance Air Intake Kit is an ideal choice for BMW owners looking to enhance their vehicle's performance and driving dynamics. Enjoy the peace of mind that comes with a quality upgrade designed for durability and power. Get the most out of your BMW's engine.

Discover the difference quality engineering makes. Purchase your K&N 57i Performance Air Intake Kit at GGCRACING.

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