Content Source: 2021 RZR Turbo / Turbo 4 Owner’s Manual (9931523 R02) > Maintenance Chapter

IMPORTANT

The Owner's Manual for this vehicle contains warnings, instructions and other information you must read and fully understand before safely riding or performing maintenance on this vehicle.Always follow the warnings and instructions in Owner's Manual.

Click the CONTENTS link above for the Table Of Contents, or download a full PDF of the Owner Manual in the Owner Support area of Polaris.com

Filter Systems

Intake Pre-Filters

The engine intake pre-filter is located on the right side of the vehicle. The clutch air intake is located on the left side of the vehicle.Image
Inspect the engine pre-filter before each use of the vehicle to ensure adequate air flow. If necessary, remove the pre-filter and clean with soapy water. Dry with low pressure compressed air.
Periodically inspect the clutch (PVT) air intake for debris and clean as needed to ensure adequate air flow.
TIP
When washing the vehicle, always avoid spraying water directly toward the PVT intake duct. See the Washing the Vehicle section for recommended washing procedures.

Air Filter

Always change the air filter at the intervals outlined in the Periodic Maintenance Chart.
  1. Remove the cargo box access panel.
  2. Clean all dirt and debris from the air box area.
  3. Unlatch the four (4) air box cover clips and carefully remove the air box cover.
  4. Inspect the air filter and air box for dirt, debris or water.Image
  5. To remove the filter, slide the filter toward the passenger's side of the vehicle.
  6. With the filter removed, clean the intake tube and air box thoroughly. Wipe well with a clean, dry cloth.
    NOTICE
    Dirt or debris in the intake tube could result in severe engine damage. Always clean all dirt and debris from the intake tube before installing the filter.
  7. Reinstall the air filter (if clean) or install a new air filter (if soiled). Do not attempt to clean the air filter.
    NOTICE
    Use of a non-POLARIS-approved air filter may cause engine damage. Always use a POLARIS-approved replacement filter. Replacement filters are available at your POLARIS dealer.
  8. Make sure that there are no gaps between the filter, the filter ring and the stop on the intake tube.
  9. Reinstall the air box cover and ensure the alignment tabs are properly positioned.
  10. Secure the four (4) cover clips.
  11. Reinstall the cargo box access panel.

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