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K&N Replacement Air Filter

Product may vary from photo(s).

Everyday Low Price: $84.99

Gold Club Price: What's This? The Gold Club is our premier membership program. For most items members receive 10% off every day, plus exclusive sales and benefits just for members. More Info $76.49

J&P Part: 400-639

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Important warranty information: Warranty Information

This product was proudly made in the USA Made In The USA

K&N Replacement Air Filter

Fitment Note: Air cleaner for Mikuni HSR 42mm and 45mm Carburetor (3" wide).

• Designed specifically for Mikuni HSR series carbs

• 3″ wide for high performance engines

• Genuine K&N air filter element with a clamp on design

Product Specs

  • Bore Size: HSR 42/45
  • Design: HSR
  • Finish: Pre-oiled
  • Manufacturer Part Number: HS42012300
  • Material: Pleated Gauze
  • Sold in Units: Each
  • Style: High Performance Stock Replacement


Fitment Note: Air cleaner for Mikuni HSR 42mm and 45mm Carburetor (3" wide).

Note: This item is a universal/custom fit component, and does not have any direct standard/OEM model application. Some items may require modification and an advanced level of mechanical skill and/or knowledge for installation.

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