Caterpillar 3406E C15 Turbocharger | 704604-5011S | Garrett GT4702 | New

New genuine Garrett GT4702 turbocharger (part number 704604-5011S) for Caterpillar 3406E and C15 (14.6L/15.0L) single-turbo diesel engines. This is the factory wastegated turbo, a direct bolt-on OEM replacement that restores factory boost and airflow.

Key Features:

• Genuine Garrett GT4702 wastegated turbocharger, part number 704604-5011S
• Factory OEM turbo for the Caterpillar 3406E / C15 single-turbo engine (~550 HP)
• Fits common CAT serial prefixes including 5EK, 1LW, 6NZ, and 1MM
• Pneumatic wastegate actuation
• Direct bolt-on OEM replacement

Specifications:

• Base part number: 704604-5011S (Garrett)
• Turbocharger model: Garrett GT4702, wastegated
• Component type: Turbocharger assembly
• Condition: New (genuine Garrett)
• Engine make: Caterpillar
• Engine models: 3406E, C15 (14.6L / 15.0L), single turbo
• Previous number: 704604-5007S
• Caterpillar references: 196-5951, 0R7923, 167-9271, 0R7310

Compatibility / Fitment:

• Fits Caterpillar 3406E and C15 (14.6L/15.0L) single-turbo diesel engines
• Common serial prefixes: 5EK, 1LW, 6NZ, 1MM, and others
• This is the single-turbo GT4702 unit — it is NOT the C15 ACERT twin-turbo high-pressure turbo (741154-series)
• Supersedes the previous 704604-5007S
• Verify by engine serial prefix and your existing CAT turbo number before ordering

Conclusion:

The Garrett 704604-5011S is a new genuine GT4702 turbocharger for Caterpillar 3406E and C15 single-turbo engines (~550 HP), a direct bolt-on OEM replacement that restores factory boost. It supersedes the earlier 704604-5007S. Verify your engine serial prefix and existing CAT turbo number before ordering.