Volvo OEM 23937771 7th Injector (AHI Nozzle) – Genuine Diesel Emission System Part
$105.93
Genuine Volvo OEM 7th Injector (AHI Nozzle) — part number 23937771. This injector plays a key role in the Aftertreatment Hydrocarbon Injection (AHI) system, injecting diesel fuel into the exhaust stream to regenerate the DPF. Built to exact OEM specifications for durability and precision fit on Volvo heavy-duty diesel engines. Ships fast and backed by Centark Parts’ reliable service.
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Description
Upgrade or replace your emission system injector with this genuine Volvo 23937771 7th Injector (AHI Nozzle).
This OEM component ensures proper fuel atomization during DPF regeneration cycles, maintaining clean emissions and efficient operation on your Volvo diesel platform.
🔧 Key Features
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OEM Volvo Part #23937771 — exact fit and function for heavy-duty applications.
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Direct replacement for worn or failed AHI injectors used in the diesel particulate filter (DPF) system.
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Engineered for longevity, with corrosion-resistant materials and precise spray pattern control.
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Helps maintain compliance with EPA emissions standards.
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Commonly used in Volvo D11, D13, and D16 engines found in VN, VNL, and VHD series trucks.
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Fast shipping from Centark Parts — trusted supplier of OEM and quality replacement components.
⚙️ Fitment / Cross References
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Volvo 23937771 (Primary)
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Replaces or supersedes: 85013685, 21287017, 21546607 (verify fitment)
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Compatible with: Volvo VN, VNL, VHD, and select Mack MP8/MP10 engines.
📦 Condition
Brand New OEM Volvo part — not aftermarket or refurbished.
Additional information
| Weight | 1 lbs |
|---|---|
| Dimensions | 4 × 4 × 4 in |



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