4708303-S Air Filter Fit Kohler K361 CH20 CH20S CH20GS CH20GST CH18 Engine
Let Northline Parts Do the Heavy Lifting for You!
Not sure which part you need? Our team can help you find the right replacement.
Parts Support Hours: Monday–Friday, 8:00 AM–5:00 PM CT
Live Chat: Available 24/7
I reached out for some replacement head bolts and they responded quickly with a few questions and cautionary information and is sending me some bolts. Great customer service! Thanks
Edward H. — Verified customer
Compatible Models
We do our best to list all compatible models. Although this may be the part you need, your exact model may not appear below.
Air Filter for Kohler
This air filter is a direct replacement for Kohler engines, matching OEM cross-reference 4708303-S to ensure correct fit and filtration. It is designed to deliver clean air to the carburetor, supporting stable engine operation across multiple CH and K-series models.
Overview
This air filter for Kohler engines replaces the OEM 4708303-S part, offering an exact-fit replacement for common CH and K-series powerplants. It is engineered to capture dust and debris before they enter the engine, helping to reduce wear and maintain performance. The filter is versatile, fitting both twin-cylinder and single-cylinder Kohler engines from the specified series.
Built For Performance
- Direct replacement for OEM part number 4708303-S
- High-capacity filter media extends service intervals
- Rigid frame resists crushing and maintains shape
- Precision-molded sealing edge prevents unfiltered air leaks
- Lightweight design for easy installation
Fits These Machines
- for Kohler K361 engine
- for Kohler CH20, CH20S, CH20GS, CH20GST engines
- for Kohler CH18 engine
On-The-Job Use
- Garden tractors and lawn mowers with Kohler engines
- Small loaders and skid steers with Kohler CH-series power
- Portable generators and pumps driven by Kohler engines
Specs At A Glance
| Part Number(s) | 4708303-S |
| Fits Engine Models | K361, CH20, CH20S, CH20GS, CH20GST, CH18 |
| Filter Type | Air filter element |
Good To Know
Q: What are signs that this air filter needs replacing? A: Symptoms include reduced power, rough idling, or black exhaust smoke, indicating restricted airflow. Inspect the filter visually for dirt buildup and replace it proactively.
Q: Can I use this filter on a different brand of engine? A: This filter is specifically designed for Kohler engine models listed in the fitment table. Using it on other brands may compromise filtration or fit, so stick to the listed Kohler models.
Slight variation in finish or dimensions may occur between production runs, and fit can depend on serial number, so confirm compatibility before ordering.