MOWFILL 792101 5408K Air Filter Replacement for John Deere & Briggs & Stratton – 1 Air Filter + 1 Pre Filter

Introducing the MOWFILL 792101 5408K air filter replacement, designed to help keep engine airflow steady and intake clean for your lawn tractor or compact mower. This kit bundles a primary air filter with a dedicated pre filter, offering a practical solution for mid range engines and compatible Deere and Briggs and Stratton equipment.

The primary filter captures fine dust and particulates, while the pre filter soaks up larger debris before it reaches the main element. The result is a cleaner intake path and potentially longer service life for the filtration stack, especially in dusty or dry environments common to yard work.

What’s included

• 1 air filter for the 5408K / 792101 family
• 1 pre filter for enhanced protection

Key compatibility

• Fits 16-27 HP Intek V twin engines and select John Deere and Briggs and Stratton models listed in the description
• Designed to fit Deere models such as 405577, 407777, 40G777, 445577, 441777, plus commonly used D140 and Z425 tractors
• Standard size: 4-1/4 width x 7-1/4 length x 2 height

Quality and install notes

• Factory-grade construction that meets OEM standards
• Separately packaged for easy storage and organized replacement
• Simple one to one replacement in compatible housings

In practical use, you may notice more consistent engine response during mowing in dusty conditions, with a filtration setup that can help maintain clean intake air. Outcomes depend on the overall maintenance routine, but fresh filtration can help reduce intake clogging and support steadier performance. The included pre filter is designed to protect the main element from larger debris, potentially reducing filter changes over time.

Storage tip: keep the filters in their separate packaging when not in use and store in a cool dry place away from direct sunlight to preserve material integrity.