CATFilters

131-8822 Air Filter — Cat 320B 320D

This is a primary engine air filter designed for Caterpillar excavators, ensuring that only clean air enters the combustion chamber. It is constructed with high-quality filter media to trap dust, soot, and other airborne particles, preventing engine damage and maintaining optimal performance. Operators may notice a significant loss of engine power, increased exhaust smoke, or the illumination of the 'check engine' light if this filter becomes excessively dirty or damaged.

Air Filter – Part No 131-8822 – 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
MaterialCellulose and synthetic blend
ApplicationEngine air intake system
Service LifeReplace every 500-1000 hrs or as needed
CompatibilityOEM specification
ConditionNew — OEM specification aftermarket

Failure Symptoms

A clogged air filter will restrict airflow, leading to reduced engine power, increased fuel consumption, and potentially black exhaust smoke. If the filter media tears, unfiltered contaminants can enter the engine, causing severe internal damage and premature wear.

Installation Tip

Ensure the air filter housing is completely clean and the sealing surfaces are free of debris before installing the new filter. Never operate the engine without an air filter in place.

Service Note

Inspect the intake manifold and turbocharger for any signs of oil or soot buildup when replacing the air filter.