dependable fitment matching, and practical performance for routine engine service.
Key Features
- Compatible Replacement: Designed to replace Briggs Stratton 491588, 491588S, 399959, and PT15853 air filters.
- Easy Installation: Suitable for repair or replacement jobs with standard automotive and small engine installation practices.
- Reliable Maintenance Part: Helps support clean airflow for regular engine maintenance and service.
- Fitment Check Recommended: Compare shape, connector style, hole size, model number, and mounting position with the original part before installation.
- Practical for Multiple Uses: Suitable for maintenance, upgrade, repair, or replacement where listed specifications match the vehicle or equipment.
- Safe Installation Guidance: Install with power off when applicable, avoid forcing mismatched clips or threads, and test the part before regular use.
Specifications
| Product Type | Air Filter |
| Compatible With | Briggs Stratton 491588 / 491588S / 399959 / PT15853 |
| Application | Engine repair, maintenance, replacement, upgrade |
| Installation | Direct replacement when specifications match original part |
Usage
Best for engine maintenance, repair service, workshop replacement, and routine equipment upkeep. Before installation, compare the old and new parts side by side, confirm fitment details, and test performance carefully for proper operation.
Returns, Refunds and Replacements
Products that are received faulty, damaged, or not as described are eligible for a return, refund, or replacement in accordance with the Australian Consumer Law (ACL). We are committed to ensuring all products meet the standards of quality and reliability expected by our customers. However, please note that we do not accept returns or provide refunds for change of mind. We encourage you to carefully consider your purchase to ensure it meets your needs and expectations.
Delivery Timeframe
Please note that we cannot guarantee the exact date of arrival, and the delivery timeframes (excluding weekends and public holidays) are as follows:


- For customers in Victoria, approximately 7-10 working days;
- For customers in NSW, SA, ACT, and QLD, approximately 9-12 working days;
- For customers in WA, NT, and TAS, approximately 9-12 working days.