Hengst E1222L Toyota Aqua / C-HR Air Filter – Engine Air Filter

Premium Replacement Engine Air Filter for Toyota Aqua & C-HR

Hengst E1222L Engine Air Filter is a high-quality replacement engine air filter designed for compatible Toyota Aqua and Toyota C-HR applications using Toyota Part No. 17801-21060.

The engine air filter protects the engine by filtering dust, dirt, sand, pollen and other airborne contaminants from the intake air before they enter the engine. Hengst E1222L is designed to provide reliable filtration and clean airflow, helping support efficient engine operation and long-term engine protection.

Toyota 17801-21060 is widely listed for Toyota Aqua applications and is also used in compatible Toyota C-HR Hybrid applications. It is important to verify the exact vehicle, engine and market specification before ordering. 

Key Features

• Premium Hengst replacement engine air filter
• Hengst Part Number: E1222L
• Toyota Part Number: 17801-21060
• Suitable for compatible Toyota Aqua applications
• Suitable for compatible Toyota C-HR Hybrid applications
• Helps filter dust, dirt, sand and airborne contaminants
• Helps protect engine components from abrasive particles
• Supports clean and consistent intake airflow
• Application-specific design for reliable fitment
• Suitable for routine engine maintenance
• Direct replacement where E1222L / 17801-21060 is specified

Toyota Aqua & C-HR Compatibility

The Hengst E1222L corresponds to Toyota engine air-filter reference 17801-21060.

The Toyota OE number is commonly listed for Toyota Aqua, including NHP10-generation vehicles, and compatible Toyota C-HR Hybrid applications. The same filter reference is also used across several other Toyota models, making exact vehicle verification important. 

Hengst Part Number

E1222L

Toyota Part Number

17801-21060

Primary Applications

• Toyota Aqua
• Toyota C-HR Hybrid
• Other compatible Toyota applications

Important: Fitment can vary according to model year, engine, chassis code and market. Always verify the Toyota OE number before ordering.

Why Engine Air Filtration Matters

The engine needs a continuous supply of clean air for efficient combustion. Dust, dirt and airborne particles entering through the intake system can contaminate the engine and contribute to premature wear.

A properly fitted Hengst engine air filter helps capture these contaminants before they reach the engine while maintaining the airflow required for normal operation.

This is particularly important for vehicles driven in dusty, polluted or sandy environments.

Benefits

Effective Filtration

Helps capture dust, dirt, sand, pollen and other airborne contaminants before they enter the engine.

Engine Protection

Helps reduce abrasive particulate contamination reaching sensitive internal engine components.

Clean Intake Air

Supports a clean and consistent supply of air required for efficient engine operation.

Reliable Fitment

Designed for the specified application to provide proper positioning and sealing within the original air-filter housing.

Improved Maintenance

A quality replacement air filter helps maintain the engine’s intake system when the original filter becomes dirty or reaches its recommended service interval.

How to Replace

1. Switch off the vehicle and allow the engine to cool.
2. Locate the engine air-filter housing.
3. Release the housing clips or fasteners.
4. Remove the existing air filter.
5. Clean loose dust and debris from inside the housing.
6. Compare the old filter with the Hengst E1222L to confirm correct fitment.
7. Install the new filter in the correct orientation.
8. Close and secure the air-filter housing completely.
9. Make sure the housing is properly sealed before operating the vehicle.

Professional Tip

Do not operate the engine without the air-filter element installed. A properly sealed air-filter housing is essential to prevent unfiltered air from entering the engine.

Product Specifications

• Brand: Hengst
• Part Number: E1222L
• Product Type: Engine Air Filter
• Toyota Part Number: 17801-21060
• Primary Applications: Toyota Aqua / Toyota C-HR Hybrid
• Filter Location: Engine Air Intake
• Replacement Type: Direct replacement where specified
• Primary Function: Engine intake air filtration

Genuine Hengst Quality

Hengst is a German filtration specialist with extensive experience in automotive filtration. Its filtration products are developed around application-specific requirements, focusing on reliable filtration, correct fitment and protection of critical vehicle systems.

Choosing the correct Hengst part number helps ensure the replacement filter is matched to the intended vehicle application.

Important Fitment Note

Toyota 17801-21060 is used across a wide range of Toyota vehicles, including Aqua and C-HR Hybrid applications. Therefore, the OE number should always be checked against the vehicle’s exact model, year, engine and chassis specification before purchase. 

Exact Reference

Hengst E1222L → Toyota 17801-21060

Frequently Asked Questions

What is Hengst E1222L?

Hengst E1222L is a replacement engine air filter designed for compatible Toyota applications using Toyota Part No. 17801-21060.

What is the Toyota Part Number?

The corresponding Toyota reference is 17801-21060.

Is Hengst E1222L suitable for Toyota Aqua?

Yes, where Hengst E1222L / Toyota 17801-21060 is the specified application. Toyota Aqua listings commonly identify 17801-21060 as the engine air-filter reference. 

Is it suitable for Toyota C-HR?

Yes, Toyota C-HR Hybrid applications are also listed with Toyota OE 17801-21060. 

Is this a cabin air filter?

No. E1222L is an engine air filter, not a cabin or passenger-compartment air filter.

What does an engine air filter do?

It filters dust, dirt, sand and other airborne contaminants from the air entering the engine, helping protect internal components while maintaining clean intake airflow.

When should the air filter be replaced?

Follow the vehicle manufacturer’s recommended maintenance interval and inspect the filter more frequently when the vehicle is driven in dusty, sandy or heavily polluted environments.

Hengst E1222L Toyota Aqua C-HR Air Filter

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