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Performance Products > Covered Assembly

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K&N Replacement Air Filters for the UMP Off-Road Air Box - Part 55-1000 has a 3 inch outlet and part 55-1001 has a 4 inch outlet. These air filters were designed to achieve high, virtually unrestricted airflow while maintaining filtration levels critical to your engine. [MORE]
  • Designed to increase horsepower and acceleration
  • Specifically designed for off-road racing applications
  • Washable and reusable air filter
  • Designed for the UMP Air Box
  • One year limited warranty
Available Information
Installation Instruction Sheet

Part 55-1001 Product Specifications
Product Style: Custom Assemblies
Air Filter Color: Red
Air Filter Height: 12.5 in (318 mm)
Air Filter Inside Diameter: 3.75 in (95 mm)
Air Filter Material: Cotton Gauze
Air Filter Shape: Round Straight
Inlet Diameter: 4 in (102 mm)
Mounting Hardware Included: Yes
Neck Flange: 4 in (102 mm)
Overall Height: 12.5 in (318 mm)
Replacement Filter: None
Style: Round
Top Material/Finish: Black Powder Coated
Top Style: Metal
Color: Red
Weight: 2.8 lb (1.2 kg)
Product Box Length: 14.13 in (359 mm)
Product Box Width: 10.38 in (264 mm)
Product Box Height: 8.5 in (216 mm)


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