17801-78090 Truck Engine Air Filter | Heavy Duty Air Intake Replacement

🔧 Truck Engine Air Filter – OEM 17801‑78090 (Heavy Duty Air Intake Filter)

Ensure optimal engine performance and long service life with the
COWIN OEM‑Standard Truck Engine Air Filter.
Designed for heavy duty trucks and commercial diesel engines, this high‑efficiency filter effectively removes dust, dirt, and airborne contaminants from intake air, preventing abrasive wear and maintaining fuel efficiency.

✅ Key Features & Benefits

• OEM Reference: Direct replacement referencing part number
  17801‑78090.
• Application: Specifically designed for:
  • Heavy duty trucks (various brands and models)
  • Commercial diesel engines requiring OEM 17801‑78090 specification
• Filter Type: Engine Air Filter (Air Intake Filter).
• Filtration Efficiency: High‑efficiency media captures fine particles and debris.
• Engine Protection: Prevents cylinder, piston, and turbocharger wear.
• Durable Construction: Reinforced frame and high‑quality filter media.
• Direct Replacement: Matches original dimensions and specifications.

🚚 Vehicle Compatibility

⚙️ Technical Specifications

• OEM Number: 17801‑78090
• Product: Truck Engine Air Filter / Air Intake Filter
• Category: Truck Filter
• Filter Media: High‑efficiency cellulose / synthetic blend
• Installation: Direct replacement
• Quality: 100% Tested & Inspected

🛠️ Installation Note

Professional installation is recommended.
Ensure the engine is off and cool before replacing the filter.
Clean the air filter housing thoroughly before installing the new filter.
Verify correct fitment and secure all clamps or covers after installation.
Replace filters at intervals recommended by the vehicle manufacturer.

🏭 Why Choose COWIN Auto Parts?

COWIN (Gaoyun) specializes in steering, brake, and filtration system components.
Every filter is inspected for material integrity, dimensional accuracy, and filtration performance.