Hengst E1617L Engine Air Filter

Hengst HEZ Engine Air Filter E1617L

The Hengst HEZ Engine Air Filter E1617L is an engine air filter for select GM applications that require OE-style filtration and fitment. It is listed for Cadillac XT5, Cadillac XT6, Chevrolet Blazer, Chevrolet Traverse, Buick Enclave, and GMC Acadia coverage across model years shown below.

Built for the HEZ Engine Air Filter line, this part number E1617L is specified for vehicles using the OE reference 23321606 in certain model years. If you are replacing a worn engine air filter on a Cadillac XT5 or Chevrolet Traverse, this filter provides a direct-fit service part for the listed applications.

Key Features

• Engine air filter for air and fuel delivery service
• Hengst HEZ Engine Air Filter product line
• Part number E1617L
• Cross-reference: OE 23321606 for select applications
• Fits listed Cadillac, Chevrolet, Buick, and GMC models

Fitment Details

• Fits 2023-2025 Cadillac XT5, N/A
• Fits 2023-2025 Cadillac XT6, N/A
• Fits 2023-2025 Chevrolet Blazer, N/A
• Fits 2023-2025 Chevrolet Traverse, N/A
• Fits 2023-2024 Buick Enclave, N/A
• Fits 2023 GMC Acadia, N/A
• Fits 2022 Buick Enclave, N/A, with OE No. 23321606
• Fits 2022 Cadillac XT5, N/A, with OE No. 23321606
• Fits 2022 Cadillac XT6, N/A, with OE No. 23321606
• Fits 2022 Chevrolet Blazer, N/A, with OE No. 23321606
• Fits 2022 Chevrolet Traverse, N/A, with OE No. 23321606
• Fits 2022 GMC Acadia, N/A, with OE No. 23321606
• Fits 2021 Buick Enclave, N/A, with OE 23321606
• Fits 2021 Cadillac XT5, N/A, with OE 23321606
• Fits 2021 Cadillac XT6, N/A, with OE 23321606
• Fits 2021 Chevrolet Blazer, N/A, with OE 23321606
• Fits 2021 Chevrolet Traverse, N/A, with OE 23321606
• Fits 2021 GMC Acadia, N/A, with OE 23321606
• Fits 2018-2020 Buick Enclave, N/A
• Fits 2017-2020 Cadillac XT5, N/A
• Fits 2020 Cadillac XT6, N/A
• Fits 2019-2020 Chevrolet Blazer, N/A
• Fits 2018-2020 Chevrolet Traverse, N/A
• Fits 2017-2020 GMC Acadia, N/A

What This Filter Helps Address

• Restricted engine airflow from a dirty or clogged filter
• Routine maintenance replacement for scheduled service intervals
• Replacement after dust, debris, or heavy driving exposure
• OE-number match service on vehicles using 23321606
• Restoration of proper intake filtration on listed GM models

Installation Notes

Verify the vehicle year, make, and model against the fitment list before ordering. Confirm the OE number on the existing filter or service information when replacing a 2021-2022 application tied to OE 23321606. Install according to the vehicle’s air box and service procedure for the listed Cadillac XT5, Cadillac XT6, Chevrolet Blazer, Chevrolet Traverse, Buick Enclave, or GMC Acadia application.

Quality Assurance

Hengst is the brand behind the HEZ Engine Air Filter line, and this part is cataloged as an engine air filter for the specified OE-style applications. Part number E1617L is listed with direct interchange reference to OE 23321606 for select model years.