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FR3A-9G444-AA

PartDescriptionText · Roush

Also listed in the source as: O2 Sensor Switching

Fits these engines (1)

Roush E450 Heavy-Duty-Straßenmotoren
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Source: EPA HD Engines 2015–Present · Public Domain (EPA; 17 U.S.C. §105) · retrieved 2026-08-21
Excludes price and availability — those come from the supplier.
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