CATFilters

1421403 Air Filter — Cat C13 C15

This air filter is essential for preventing airborne contaminants from entering the engine, thereby protecting internal components from abrasive wear. It is constructed to meet rigorous filtration standards, providing a cleaner intake charge than a clogged or damaged filter which restricts airflow and allows dirt into the combustion chamber. Operators may observe a loss of engine power, increased fuel consumption, or black smoke from the exhaust when this filter is compromised.

Air Filter – Part No 1421403 – 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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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
MaterialPaper, Rubber, Metal
ApplicationEngine intake system
Service LifeReplace every 500-1000 hrs or as per manual
CompatibilityOEM specification
ConditionNew — OEM specification aftermarket

Failure Symptoms

A clogged air filter will first manifest as a reduction in engine power and responsiveness, especially under load. If left unaddressed, the engine will struggle to breathe, leading to increased fuel consumption and potentially rough idling. The ultimate consequence is severe internal engine wear due to dirt ingestion and reduced operational efficiency.

Installation Tip

Before installing, ensure the air filter housing is completely clean, paying close attention to the sealing surfaces. Avoid forcing the filter into place; it should seat snugly without excessive pressure.

Service Note

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