Description
Overview:
This Genuine Stihl air filter (OEM 1146 140 4403) is designed for compact Stihl chainsaws, helping the engine breathe clean air for consistent power and reduced wear. Built with a fine filtration media held in a rigid frame, it traps dust and chips before they reach the carburettor and cylinder. It is a direct-fit replacement for worn or clogged filters, restoring proper airflow without modification. Suitable for professional and domestic use, it supports reliable cutting performance in pruning, landscaping, and light felling. Optimised for Stihl models such as the MS 150 C-E and MS 151 C-E, it maintains starting, idling, and throttle response while helping to extend engine life. This is a Genuine Part for dependable fit and function.
Key Features:
- Genuine Stihl part for correct fit and reliable performance
- Fine filtration media helps protect the engine from dust and debris
- Maintains airflow for smooth starting, idling, and acceleration
- Direct replacement for OEM No. 1146 140 4403
- Durable construction suited to demanding cutting environments
- Helps extend engine life and service intervals when maintained correctly
- Quick, straightforward installation with no modifications required
- Suitable for routine maintenance schedules on compact Stihl saws
Typical Applications:
Regular replacement during servicing of Stihl MS 150 C-E and MS 151 C-E chainsaws used in tree pruning, arborist work, estate and garden maintenance, groundskeeping, and carpentry tasks. Ideal where saws operate in dusty conditions, helping maintain clean intake air and consistent engine performance over long working days.
Also known as:
Air cleaner element, engine intake filter, chainsaw filter cartridge, MS150 air cleaner, MS151 intake element, engine air element for compact Stihl saws.
Fits Models:
MS150C, MS151C, MS151TC, MS 150 C E, MS 151 C E, MS 150 C E Z, MS150CE, MS151CE, MS150CEZ
Alternate Part Numbers:
1146 140 4403, 1146-140-4403, 11461404403
Product Specifications
| L&S Part No. | 1146 140 4403 |
|---|---|
| Part Type | Genuine Part |
| Manufacturer | Stihl |
| OEM No. | 11461404403 |
| Unit of Sale | 1 |
| Applications | MS150C, MS151C, MS151TC, MS 150 C E, MS 151 C E, MS 150 C E Z, MS150CE, MS151CE, MS150CEZ |
| Machine Type | Chainsaws |
| Fits Brands | Stihl |
| Fits Models | MS150C | MS151C, MS151TC |
