CATFilters

7W5389 Filter Element As-Air — Cat 3406 3408

This air filter element is essential for preventing airborne contaminants such as dust, dirt, and debris from entering the engine's combustion chambers, thereby protecting vital internal components. It is manufactured to meet high-efficiency filtration standards, offering superior protection compared to a clogged or damaged element that restricts airflow and allows harmful particles to pass. Operators may observe a loss of engine power, increased fuel consumption, or black smoke from the exhaust when this filter is failing.

Filter Element As-Air – Part No 7W5389 – CAT Spare Part
Part Specifications
BrandCAT
CategoryFilters
ConditionAftermarket — OEM Specification
DispatchSame-day from Mumbai (before 3 PM IST)
GST InvoiceAvailable — all orders
Export DocsCommercial invoice, packing list, COO

Compatible Models

Always verify with serial number before ordering.

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Parts Trading Company  ·  Mumbai, Est. 1956  ·  Same-day dispatch  ·  Ships worldwide  ·  GST invoice included

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Installation & Application Notes

Never run an engine without a filter — even briefly causes abrasive damage. Pre-fill fuel filters with clean fuel before fitting to reduce prime time. Replace O-rings on filter housings every second service. Record change dates on filter housing.

Always consult the OEM service manual for model-specific torque values and procedures. WhatsApp our technical team if you need fitment guidance.

Part TypeAir Filter Element
MaterialPaper, Rubber, Steel
ApplicationEngine Air Intake
Service LifeReplace every 500-1000 hrs or as needed
CompatibilityOEM specification
ConditionNew — OEM specification aftermarket

Failure Symptoms

Early signs of a clogged air filter include a noticeable decrease in engine power and potentially rough idling. If the filter becomes excessively restricted, it can lead to increased black smoke and higher fuel consumption. Continued operation with a severely blocked filter can cause premature engine wear and internal damage.

Installation Tip

Ensure the air filter housing is completely free of dirt and debris before installing the new element to prevent any contamination. Make sure the new element seats properly and the housing seals tightly to prevent unfiltered air from entering the engine.

Service Note

Inspect the intake manifold and turbocharger (if equipped) for oil or soot buildup when replacing the air filter.