CATEngine Parts

191-0095 Turbo S4Dwl046 Turbocharger — Cat C12

This turbocharger is a critical component of the engine's air intake system, forcing compressed air into the cylinders to increase power and efficiency. It is manufactured to meet stringent OEM quality standards, ensuring superior durability and performance compared to a worn unit exhibiting reduced boost or excessive smoke. Operators may notice a significant loss of engine power, increased exhaust smoke, and unusual noises from the turbocharger when it begins to fail.

Turbo S4Dwl046 Turbocharger – Part No 191-0095 – 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 TypeTurbocharger Assembly
MaterialHigh-temperature alloy steel, cast iron
ApplicationEngine forced induction system
Service LifeReplace based on inspection and performance metrics
CompatibilityOEM specification
ConditionNew — OEM specification aftermarket

Failure Symptoms

A failing turbocharger often first presents as a noticeable loss of engine power, especially under load. If left unaddressed, this can progress to increased exhaust smoke and audible whining or grinding noises. Continued operation with a damaged turbocharger risks severe engine damage due to oil starvation or foreign object ingestion.

Installation Tip

Thoroughly clean the oil supply and return lines before connecting the new turbocharger to prevent contamination. Avoid overtightening the exhaust manifold bolts, as this can lead to leaks or gasket failure.

Service Note

Inspect the air intake system, including hoses and intercooler, for leaks or damage, and check the engine oil for contamination.