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04 05 Chevy GMC Duramax LLY 6.6 Underhood ECM TCM Engine Wiring Harness OEM:
$300.00
This OEM engine wiring harness is specifically designed for 2004-2005 Chevy and GMC Duramax LLY 6.6 engines. Made by GM in the USA, this harness is a genuine replacement part with the manufacturer part number 21993745. It is not a universal fitment part and is designed to be placed on the front of the vehicle. This wiring harness is a reliable and authentic component for your vehicle's engine system.
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