AiBiCi 491588s air filter front view protects engine from dust and debris.
AiBiCi air filter packaging shows ready-to-install replacement.
AiBiCi 491588s filter element close-up highlights multi-fiber design.
AiBiCi pre-filter foam close-up included in the pack.
AiBiCi compatibility guide graphic shows model coverage.
AiBiCi 5-pack with air filters and foam laid out for easy replacement.
AiBiCi easy installation on a push mower illustration.
AiBiCi warranty service card with support contact information.
AiBiCi air filter installed on a lawn mower for reference.

AiBiCi

AiBiCi 491588s Air Filter 5-Pack | Compatible with Briggs & Stratton 491588/399959, Toro 20332, Craftsman 3364

High-performance patio lawn and garden made for confident daily results

$20.80

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Why customers choose PatioZora Garden

Overview

The AiBiCi 491588s Air Filter is a versatile replacement designed for common walk-behind mowers. This 5-pack combines main filter elements with matching pre-filter foams, delivering a straightforward, ready-to-install solution. Built for a snug fit and dependable airflow, it aims to support consistent engine performance during regular mowing sessions.

Engineers crafted the filter using a multi-fiber, high-density material. In testing scenarios, this design is noted for capturing a high proportion of airborne particles while maintaining solid dirt-holding capacity. The pre-filter foam acts as an initial barrier, catching larger debris before it reaches the main filter, potentially reducing maintenance frequency and helping to keep intake air cleaner.

Why choose this AiBiCi 5-pack?

  • Comprehensive replacement kit: 5 air filters and 5 pre-filter foams ensure you’re stocked for multiple maintenance cycles.
  • OEM-quality feel: AiBiCi parts are engineered for a precise fit and easy installation, aligning with OEM expectations for compatibility and performance.
  • Broad compatibility: Designed for Briggs & Stratton 491588 family (including 491588, 491588s, 399959) and other related codes, with cross-compatibility to Toro and Craftsman models commonly used in home lawns.
  • Engine-friendly range: Suitable for 3.5-6.5 HP quantum small engines, including related series such as 625, 675, and 725.
  • Filtration performance: High-efficiency filtration helps maintain clean intake air while preserving steady airflow during operation.

What’s included

  • Air Filter x5
  • Pre Filter Foam x5

Usage and maintenance tips

Before replacing, double-check your machine model and part numbers to ensure the right fit. Remove the old element, align the new AiBiCi filter with the housing, and secure it in place. The pre-filter foam should sit in front of the main element to intercept larger particles first. Regular checks help maintain airflow and engine performance.

Warranty and support

AiBiCi backs these filters with a 90-day worry-free warranty and responsive customer support. If you need help selecting the right version for your mower, reach out and we’ll assist you in finding a good match for your setup.

FAQ

Q: Which machines is AiBiCi 491588s air filter compatible with?

A: Briggs & Stratton 491588/491588s/399959, Toro 20332, and Craftsman 3364, plus other 3.5-6.5 HP small engines.

Q: What is included and is there a warranty?

A: 5 air filters and 5 pre-filter foams; 90-day warranty with responsive support.

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