Hengst E1222L Air Filter

Engine Air Filter for Toyota Applications

The Hengst HEZ Engine Air Filter, part number E1222L, is an OE-style engine air filter for select Toyota Corolla, Prius, Prius AWD-e, Prius Prime, and Prius C applications. It is built for direct replacement service where clean intake airflow and routine filtration maintenance are required.

Key Features

• Engine air filter for intake system service
• Hengst HEZ Engine Air Filter product line
• Fits select Toyota Corolla, Prius, Prius AWD-e, Prius Prime, and Prius C models
• Part number E1222L for catalog and cross-reference lookup
• OE-number references available for application matching

Product Details

Hengst E1222L is an engine air filter in the HEZ Engine Air Filter line, made for vehicles that use a standard replacement intake filter. This part cross-references Wix WA10000 for the same application. It also references OE numbers including 17801-21060 for fitment verification on listed Toyota models. For buyers searching Toyota Corolla engine air filter E1222L or Toyota Prius air filter replacement, this part provides a direct catalog match for the specified applications.

Fitment

• Fits 2023-2025 Toyota Corolla, N/A
• Fits 2022 Toyota Corolla, N/A; Japan Product Parts; With OE No. 17801-21060
• Fits 2021 Toyota Corolla, N/A; with OE No. 17801-21060
• Fits 2020 Toyota Corolla, N/A
• Fits 2022 Toyota Prius, N/A; With OE No. 17801-21060
• Fits 2021 Toyota Prius, N/A; with OE No. 17801-21060
• Fits 2016-2020 Toyota Prius, N/A
• Fits 2022 Toyota Prius AWD-e, N/A; With OE No. 17801-21060
• Fits 2021 Toyota Prius AWD-e, N/A; with OE No. 17801-21060
• Fits 2022 Toyota Prius Prime, N/A; With OE No. 17801-21060
• Fits 2021 Toyota Prius Prime, N/A; with OE No. 17801-21060
• Fits 2017-2020 Toyota Prius Prime, N/A
• Fits 2020 Toyota Prius C, N/A; With OE No. 17801-21060
• Fits 2012-2019 Toyota Prius C, N/A

Common Replacement Reasons

• Restricted airflow from a dirty intake filter
• Routine maintenance on Toyota Corolla or Prius intake systems
• Replacement after service interval inspection
• Restoring proper engine air filtration performance

Installation Notes

Verify the OE number and vehicle application before installation. Compare the existing filter dimensions and housing style against the listed Toyota fitments, especially on 2021-2022 Corolla and Prius models that reference OE No. 17801-21060. Install in the factory air box and confirm the seal seats evenly to avoid unfiltered air bypass.

Quality Assurance

Hengst is an established filtration brand, and the HEZ Engine Air Filter line is positioned for OE-style replacement service. Use the listed part number E1222L and the vehicle fitment data to confirm application accuracy before purchase.