A66-03951-040, Wiring Harness , After Treatment System, Jumper, 13+23gallons, 4 Heater Specifications & Details
A66-03951-040, Wiring Harness , After Treatment System, Jumper, 13+23gallons, 4 Heater is a premium heavy-duty truck part manufactured by
Freightliner.
Designed for durability and performance, it is a reliable replacement component for commercial trucks and fleets.
SKU: A66-03951-040
About Freightliner
Freightliner is a trusted manufacturer of truck parts, known for OEM-level quality and reliability across Freightliner and other leading heavy-duty trucks.
California Proposition Warning
Learn more.
All Freightliner parts sold by Duaparts include a 1-year manufacturer warranty, covering defects in materials and workmanship. For full details, please see our Warranty Policy.
Customer Reviews 1 Review Write a Review Hide Reviews Show Reviews
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Reviewed on Dec 23, 2021 This part has really changed things up for my truck. Wish I had got it sooner
