# New Stens Air Filter Combo 100-673 Compatible with/Replacement for Briggs & Stratton 111P02, 111P05, 112P02, 112P05, 11P902, 11P905, 11P907, 121Q02, 121Q07, 121Q12, 121Q72, 121R05, 121S02, 121S05 — resale value

Source: JunkPal price guide — https://junkpal.ai/products/new-stens-air-filter-combo-100-673-compatible-with-replacement-for-bri-b009ffpb50

**New Stens Air Filter Combo 100-673 Compatible with/Replacement for Briggs & Stratton 111P02, 111P05, 112P02, 112P05, 11P902, 11P905, 11P907, 121Q02, 121Q07, 121Q12, 121Q72, 121R05, 121S02, 121S05** sells for about **$10.25** new or sealed, based on real closed eBay sales.

Live listings and the full sold-price history are on the page: https://junkpal.ai/products/new-stens-air-filter-combo-100-673-compatible-with-replacement-for-bri-b009ffpb50

## Value

| Condition | Value (USD) |
| --- | --- |
| New / Sealed | $10.25 |

Values are medians of real closed eBay sales, updated 2026-07-22. They are estimates for reference, not offers or appraisals — condition, completeness and edition move them a lot, so compare against the sold listings before pricing anything.

## Check the market

- [Sold listings on eBay](https://junkpal.ai/api/go?to=https%3A%2F%2Fwww.ebay.com%2Fsch%2Fi.html%3F_nkw%3DStens%2520Air%2520Filter%2520Combo%2520100-673%2520Briggs%2520Stratton%26LH_Sold%3D1%26LH_Complete%3D1%26mkcid%3D1%26mkrid%3D711-53200-19255-0%26siteid%3D0%26campid%3D5339166094%26toolid%3D10001%26mkevt%3D1%26customid%3Dmd-sold&p=md-sold) — the closed sales these medians are computed from
- [Live listings on eBay](https://junkpal.ai/api/go?to=https%3A%2F%2Fwww.ebay.com%2Fsch%2Fi.html%3F_nkw%3DStens%2520Air%2520Filter%2520Combo%2520100-673%2520Briggs%2520Stratton%26mkcid%3D1%26mkrid%3D711-53200-19255-0%26siteid%3D0%26campid%3D5339166094%26toolid%3D10001%26mkevt%3D1%26customid%3Dmd-live&p=md-live) — what sellers are asking right now

eBay links are affiliate links: JunkPal may earn a commission at no cost to you.

## Details

| Field | Value |
| --- | --- |
| Brand | Stens |
| Category | Outdoor Power Tools |

## About

This is a New Stens Air Filter Combo, model 100-673, designed as a compatible replacement for various Briggs & Stratton models including 111P02, 111P05, 112P02, and 112P05.

It is sought after by owners and repair professionals maintaining Briggs & Stratton outdoor power tools.

The resale value is influenced by the item's condition and whether it is complete as a combo unit.

## FAQ

**What models does the Stens Air Filter Combo 100-673 fit?**

It is compatible with several Briggs & Stratton models, such as 111P02, 111P05, and 121S05.

**What factors affect the resale value of this filter combo?**

The resale value is determined by the item's condition and its completeness as a combo unit.

**Is this filter designed for indoor or outdoor use?**

This item falls under the category of Outdoor Power Tools.

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Full price guide: https://junkpal.ai/products/new-stens-air-filter-combo-100-673-compatible-with-replacement-for-bri-b009ffpb50
How these values are computed: https://junkpal.ai/methodology
Cite as: "JunkPal price guide value as of 2026-07-22, based on real sold listings (junkpal.ai)"