CATExhaust & Turbo

9s8068 Muffler Group — Cat 1090 1190

This muffler group is designed to reduce exhaust noise and safely channel exhaust gases away from the engine and operator. Manufactured to meet stringent OEM standards, it provides effective sound dampening and durability against heat and vibration, unlike a corroded or perforated muffler. Operators may notice a significant increase in exhaust noise, a rattling sound from the exhaust system, or visible signs of corrosion and leaks when this part fails.

Muffler Group – Part No 9s8068 – CAT Spare Part
Part Specifications
BrandCAT
CategoryExhaust & Turbo
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

Allow turbo to idle 2–3 minutes before shutdown — this circulates oil through bearings and prevents coking. Check oil feed and drain lines for blockages before fitting new turbo. Replace oil and filter when fitting new turbo — old oil contains metal particles.

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

Part TypeMuffler Assembly
MaterialSteel with corrosion-resistant coating
ApplicationEngine exhaust system
Service LifeReplace as needed based on inspection
CompatibilityOEM specification
ConditionNew — OEM specification aftermarket

Failure Symptoms

The first indication of a failing muffler is typically an increase in exhaust noise, often described as a loud roar or popping sound. If left unaddressed, internal baffles can break loose, causing rattling noises and potentially restricting exhaust flow, which can impact engine performance. Continued operation with a damaged muffler can lead to excessive noise pollution and potential exhaust leaks near the operator's station.

Installation Tip

Ensure all mounting points and connections are clean and free of rust before installing the new muffler to achieve a proper seal. Avoid applying excessive force when tightening clamps, as this can crush the muffler inlet or outlet pipes.

Service Note

Inspect exhaust pipes, clamps, and hangers for corrosion or damage during muffler replacement.