The Air Cleaner Hose (OEM Part No. 17881-31020) is a specialist engine air intake duct designed to link the air cleaner (air filter) housing to the throttle body / intake manifold on select Toyota and Lexus applications. Built to OEM specifications, this hose ensures a sealed path for filtered air, helping engines operate efficiently while minimizing the risk of ingestion of dust, dirt, and contaminants.
Featuring a durable rubber/elastomer body with rigid mounting-compatible ends, this hose accommodates engine vibration and movement while maintaining a secure seal across a wide operating range.
OEM Part Details
- Part Number: 17881-31020
- Component: Air Cleaner / Intake Hose
- System: Engine Air Intake System
- Fitment: OEM direct replacement
Vehicle Applications
This air cleaner hose is used on multiple Toyota and Lexus vehicles fitted with compatible intake systems:
- Toyota Hilux – Various petrol/diesel applications where 17881-31020 is specified
- Toyota Corolla – Select engine variants requiring this hose profile
- Toyota Corona – Compatible generations with the relevant intake layout
- Lexus LS250 – Specific applications where the 17881-31020 hose fits the Lexus intake routing
Exact model years and engine codes vary by region and market. Always confirm fitment using the vehicle’s VIN or engine code against the OEM parts catalogue.
Function & Application
- Provides a sealed conduit for filtered air flow from the air cleaner to the engine intake
- Prevents unfiltered air from entering the engine
- Maintains correct intake routing to support optimal combustion
- Reduces the risk of engine wear due to contamination
Construction & Design
- Material: High-quality heat-resistant rubber or elastomer
- Shape: Engineered bends & length specific to Toyota / Lexus configurations
- Ends: OEM-matched diameters & bead seats for secure hose clamp connection
- Surface: Smooth interior for controlled airflow, robust outer skin for durability
- Fitment: Direct bolt/clamp-on replacement
Performance Benefits
- Stable air supply for consistent engine performance
- Enhanced engine response and combustion efficiency
- Resists heat, vibration, and oil/dust exposure
- Durable construction for long service life
Installation & Service Notes
- Confirm OEM part number against vehicle VIN before purchase
- Use new hose clamps to ensure airtight seal
- Inspect mating surfaces on intake and filter box for wear or damage before installation
Replacement Recommendation
Replace the air cleaner hose when:
- Cracks, splits, or brittleness appear
- Collapses under intake vacuum
- Air intake noises (whistling / hissing) are heard
- During air filter replacement or intake system overhaul
Timely replacement helps maintain engine efficiency, fuel economy, and protection against contaminants.
Why Choose VINSON
VINSON replacement air cleaner hoses are manufactured to meet OEM dimensional and material standards — ensuring reliable fit, consistent performance, and long service life.
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