CATEngine Parts

373-1766 Air Filter — Cat C18 C15

This air filter is designed to capture airborne contaminants before they enter the engine's intake system, protecting critical internal components from wear. Manufactured to meet rigorous OEM standards, it offers superior filtration efficiency and a longer service life than a clogged or damaged filter. Operators may observe a loss of engine power, increased fuel consumption, or black smoke from the exhaust when this filter becomes excessively dirty.

Air Filter – Part No 373-1766 – CAT Spare Part
Part Specifications
BrandCAT
CategoryEngine Parts
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

Inspect mating surfaces for wear before fitting. Use torque specs from service manual. Replace gaskets and seals as a set — reusing compressed gaskets causes oil leaks. Clean all oil passages with compressed air.

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 media, rubber gasket
ApplicationEngine air intake system
Service LifeReplace every 500-1000 hrs or as indicated by restriction sensor
CompatibilityOEM specification
ConditionNew — OEM specification aftermarket

Failure Symptoms

A dirty air filter will first manifest as a gradual decrease in engine performance and noticeable increases in fuel consumption. If left unaddressed, the engine may start to run rough, produce black exhaust smoke, and suffer accelerated wear on internal components due to insufficient air supply. Ultimately, severe restriction can lead to engine overheating and reduced lifespan.

Installation Tip

Always clean the inside of the air filter housing before installing a new filter to prevent debris from entering the intake. Ensure the new filter's gasket seals properly against the housing.

Service Note

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