Inner Air Filter

Ensure your engine stays clean and runs efficiently with this secondary air filter, designed to fit inside the K1421660 outer air filter.

Key Features:

• Engine Protection: Filters air to keep the engine clean and free of contaminants
• Seasonal Replacement: Replace seasonally for optimal performance
• Compatibility: 
  • Fits 492 models after serial number 49205323
  • Fits 493
• Easy Installation: Inserts inside K1421660 outer air filter