K&N off-road replacement air filters are ideal for extended use in dirty and dusty off-road riding and provide clean carburetion even at high altitude. Generally, no jet changes are required with just a K&N filter element. K&N replacement air filters are washable and reusable and provide high air-flow with excellent filtration.

Part KNSU-4506 Product Specifications
Product Style: Unique Air Filters
Air Filter Shape: Round Tapered
Filter Material: Cotton Gauze
Flanges: None
Height: 3.938 in (100 mm)
Base Outside Diameter: 6.125 in (156 mm)
Filter Re-Oiling Amount: 0.85 oz (25 ml)
Top Material/Finish: Black Oxide
Top Outside Diameter: 5.125 in (130 mm)
Top Style: Metal

Filter Cross Reference
Suzuki 1378045G00

2009 SUZUKI LTR450 QUADRACER 450 - All
2008 SUZUKI LTR450 QUADRACER LIMITED EDITION 450 - All
2008 SUZUKI LTR450 QUADRACER 450 - All
2007 SUZUKI LTR450 QUADRACER 450 - All
2006 SUZUKI LTR450 QUADRACER 450 - All

Product Reviews for KNSU-4506 - K&N