Holset HE351 Turbocharger
The Holset HE351 is a high-performance diesel turbo designed for applications requiring excellent top-end flow and reliable boost response. Available in 12 cm² and 8 cm² turbine housings, this turbo suits a wide range of OM6x6 and OM6x5 engines.
Specifications
12 cm² Housing
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Part Numbers: 4047757, 4047758
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Exhaust Housing Area: 12 cm²
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Ideal for high-horsepower builds needing maximum airflow
8 cm² Housing
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Part Number: 2842245
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Exhaust Housing Area: 8 cm²
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Faster spool than the 12 cm², better suited for street or responsive setups
Common Features
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Manufacturer: Holset
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Application Type: Diesel engines (OM606, OM605, OM617, and similar)
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Usage: Compatible with stock or upgraded injection systems depending on tuning
Performance Notes
✔ 12 cm² housing – best for high-output engines and maximum power builds
✔ 8 cm² housing – faster spool for street-driven performance engines
✔ Twin-scroll design enhances spool and efficiency
✔ Compatible with various turbo setups including custom manifolds, hybrid builds, and performance ECU tuning
Best Use Cases
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Stage 2 / Stage 3 OM606 builds
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OM605 / OM617 diesel upgrades
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Street or track applications requiring higher boost and airflow
Included / Not Included
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Includes: Genuine Holset HE351 turbocharger
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Does Not Include: Downpipe, intercooler piping, oil/coolant lines, or installation hardware









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