22452551 | Genuine Volvo® / Mack® AHI Dosing System Module

Description and Purpose:

Genuine AHI Dosing System Module from Volvo/Mack. Part number: 22452551. Condition: New. This 12V exhaust sensor plays a key role in diesel emissions control, managing fuel injection into the aftertreatment system. Built for trucks running MP7, MP8, D11, and D13 engines, it's commonly found in models like the Volvo VNL, VNR, and Mack Anthem or Granite. A must-have for keeping your DPF system operating as intended on 2012–2018 commercial trucks.

Reference Part Numbers: S-28651

Why Replacement is Important:

Fuel misdosing can trigger emission faults and lead to performance losses. This unit restores proper dosing, enabling smoother operation and environmental compliance.

Impact on Vehicle Performance:

Supports stable exhaust flow, reduces risk of system clogging, and maintains optimal combustion balance on demanding routes.

Manufacturer Information:

Volvo® sets the global standard for innovative, safe, and fuel-efficient trucks used by leading logistics companies.

Mack® specializes in building no-nonsense trucks for demanding industries such as waste, construction, and aggregate hauling.

Tags & Category: Aftertreatment Dosing Modules; AHI Module, Emission Sensor, Diesel Emission Control, Volvo Mack Injector, Commercial Truck Emission Part 

Warranty:

Parts Finder Q offers a 365-days warranty for all types of parts in any condition. The warranty applies exclusively to purchases made directly through our website (partsfinderq.com). Please note that purchases made through third-party platforms like eBay or Amazon are not covered by this warranty.