CATExhaust & Turbo

7N5685 Exhaust Extension Gp — Cat 120G 16G

This exhaust extension pipe is a critical component of the engine's exhaust system, directing hot gases away from the engine and operator. Manufactured to meet stringent OEM standards, it offers superior durability and resistance to heat and corrosion compared to worn or damaged extensions. Operators may notice increased exhaust noise, visible smoke from the engine compartment, or a loss of engine power when this part fails.

Exhaust Extension Gp – Part No 7N5685 – 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 TypeExhaust Extension Pipe
MaterialSteel alloy
ApplicationEngine exhaust system
Service LifeReplace as needed based on inspection
CompatibilityOEM specification
ConditionNew — OEM specification aftermarket

Failure Symptoms

A failing exhaust extension may first present as an audible increase in exhaust noise or a faint smell of exhaust fumes. If left unaddressed, cracks can widen, leading to significant exhaust leaks and potential engine performance degradation. Continued operation with a compromised exhaust system can expose sensitive engine components to excessive heat and harmful gases.

Installation Tip

Ensure the mating surfaces on the exhaust manifold and the new extension are clean and free of debris before assembly. Overtightening the mounting hardware can distort the pipe or damage the manifold flange.

Service Note

Inspect the exhaust manifold, gaskets, and clamps for signs of wear or leakage during replacement.