K&N 33-5085 Replacement Air Filter — Fits 2017-2024 Alfa Romeo Giulia Quadrifoglio, 2018-2024 Stelvio Quadrifoglio

SKU: KNN33-5085
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Sale price$149.99
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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.

K&N 33-5085 High-Flow Replacement Air Filter for Alfa Romeo

Elevate the performance of your Alfa Romeo with the K&N 33-5085 High-Flow Replacement Air Filter. Specifically engineered for the high-performance 2017-2024 Alfa Romeo Giulia Quadrifoglio and 2018-2024 Alfa Romeo Stelvio Quadrifoglio models, this filter is designed to optimize airflow and engine efficiency. Experience a more responsive drive and ensure your engine receives the clean air it needs to perform at its peak.

Premium Performance Features:

  • Maximized Air Intake: Utilizes K&N's advanced layered, oiled cotton media to allow a greater volume of air into the engine, potentially increasing horsepower and torque.
  • Engine Protection: Effectively filters out dust, dirt, and other harmful particles, protecting critical engine components from wear.
  • Washable and Reusable: This filter is designed to be cleaned and re-oiled, offering a sustainable and cost-effective solution for the lifespan of your vehicle.
  • Direct Factory Replacement: Engineered for an easy, bolt-on installation into your vehicle's original air box without requiring any modifications.
  • Industry-Leading Warranty: Backed by K&N's 10-Year/Million Mile Limited Warranty, ensuring long-term reliability.

The K&N 33-5085 is the ultimate upgrade for Alfa Romeo owners who demand the best in performance and protection. Its durable construction and high-quality materials are built to withstand the demands of spirited driving. Invest in superior airflow and lasting engine health with this premium K&N air filter.

Fits: 2017-2024 Alfa Romeo Giulia Quadrifoglio, 2018-2024 Alfa Romeo Stelvio Quadrifoglio, 2021 Alfa Romeo Stelvio (Sprint, TI, TI Sport). Discover the difference K&N quality makes at GGCRACING.

Vehicle Fitment

Years Make Model Trim
2017-2024 Alfa Romeo Giulia Quadrifoglio
2018-2024 Alfa Romeo Stelvio Quadrifoglio
2021 Alfa Romeo Stelvio Sprint
2021 Alfa Romeo Stelvio TI
2021 Alfa Romeo Stelvio TI Sport

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.

K&N 33-5085 High-Flow Replacement Air Filter for Alfa Romeo

Elevate the performance of your Alfa Romeo with the K&N 33-5085 High-Flow Replacement Air Filter. Specifically engineered for the high-performance 2017-2024 Alfa Romeo Giulia Quadrifoglio and 2018-2024 Alfa Romeo Stelvio Quadrifoglio models, this filter is designed to optimize airflow and engine efficiency. Experience a more responsive drive and ensure your engine receives the clean air it needs to perform at its peak.

Premium Performance Features:

  • Maximized Air Intake: Utilizes K&N's advanced layered, oiled cotton media to allow a greater volume of air into the engine, potentially increasing horsepower and torque.
  • Engine Protection: Effectively filters out dust, dirt, and other harmful particles, protecting critical engine components from wear.
  • Washable and Reusable: This filter is designed to be cleaned and re-oiled, offering a sustainable and cost-effective solution for the lifespan of your vehicle.
  • Direct Factory Replacement: Engineered for an easy, bolt-on installation into your vehicle's original air box without requiring any modifications.
  • Industry-Leading Warranty: Backed by K&N's 10-Year/Million Mile Limited Warranty, ensuring long-term reliability.

The K&N 33-5085 is the ultimate upgrade for Alfa Romeo owners who demand the best in performance and protection. Its durable construction and high-quality materials are built to withstand the demands of spirited driving. Invest in superior airflow and lasting engine health with this premium K&N air filter.

Fits: 2017-2024 Alfa Romeo Giulia Quadrifoglio, 2018-2024 Alfa Romeo Stelvio Quadrifoglio, 2021 Alfa Romeo Stelvio (Sprint, TI, TI Sport). Discover the difference K&N quality makes at GGCRACING.

Vehicle Fitment

Years Make Model Trim
2017-2024 Alfa Romeo Giulia Quadrifoglio
2018-2024 Alfa Romeo Stelvio Quadrifoglio
2021 Alfa Romeo Stelvio Sprint
2021 Alfa Romeo Stelvio TI
2021 Alfa Romeo Stelvio TI Sport

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.

K&N 33-5085 High-Flow Replacement Air Filter for Alfa Romeo

Elevate the performance of your Alfa Romeo with the K&N 33-5085 High-Flow Replacement Air Filter. Specifically engineered for the high-performance 2017-2024 Alfa Romeo Giulia Quadrifoglio and 2018-2024 Alfa Romeo Stelvio Quadrifoglio models, this filter is designed to optimize airflow and engine efficiency. Experience a more responsive drive and ensure your engine receives the clean air it needs to perform at its peak.

Premium Performance Features:

  • Maximized Air Intake: Utilizes K&N's advanced layered, oiled cotton media to allow a greater volume of air into the engine, potentially increasing horsepower and torque.
  • Engine Protection: Effectively filters out dust, dirt, and other harmful particles, protecting critical engine components from wear.
  • Washable and Reusable: This filter is designed to be cleaned and re-oiled, offering a sustainable and cost-effective solution for the lifespan of your vehicle.
  • Direct Factory Replacement: Engineered for an easy, bolt-on installation into your vehicle's original air box without requiring any modifications.
  • Industry-Leading Warranty: Backed by K&N's 10-Year/Million Mile Limited Warranty, ensuring long-term reliability.

The K&N 33-5085 is the ultimate upgrade for Alfa Romeo owners who demand the best in performance and protection. Its durable construction and high-quality materials are built to withstand the demands of spirited driving. Invest in superior airflow and lasting engine health with this premium K&N air filter.

Fits: 2017-2024 Alfa Romeo Giulia Quadrifoglio, 2018-2024 Alfa Romeo Stelvio Quadrifoglio, 2021 Alfa Romeo Stelvio (Sprint, TI, TI Sport). Discover the difference K&N quality makes at GGCRACING.

Vehicle Fitment

Years Make Model Trim
2017-2024 Alfa Romeo Giulia Quadrifoglio
2018-2024 Alfa Romeo Stelvio Quadrifoglio
2021 Alfa Romeo Stelvio Sprint
2021 Alfa Romeo Stelvio TI
2021 Alfa Romeo Stelvio TI Sport

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