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3934221
Spark Plug Lead
Cummins®

AVAILABLE

Cummins®

Ships within 1-3 business days

$9.49 $12.34

This truck part is made by Cummins®. We guarantee that all of our parts are from the OEM (original equipment manufacturer), ensuring a proper fit and quality manufacturing. We make it easy to buy truck parts online.


DESCRIPTION
A spark plug lead, also known as an ignition wire, is an insulated wire that connects the ignition coil or distributor to the spark plugs in an internal combustion engine. The spark plug lead carries the high voltage current from the ignition system to the spark plug, which ignites the fuel-air mixture in the engine's combustion chamber. The Cummins® part number 3934221 is a specific spark plug lead designed for use in Cummins® engines.
* This information is provided as is and may be out of date. Please contact us or the manufacturer to verify warranty coverage.
* Variable geometry turbocharger and electronic actuator repairs are not eligible to be claimed as over-the-counter under New or ReCon parts warranty for parts installed after October 1, 2018.
* Diesel Oxidation Catalyst (DOC), Diesel Particulate Filter (DPF), Selective Catalyst Reduction (SCR) catalyst, and Electronic Control Module (ECM) repairs are not eligible to be claimed as over-the-counter under New or ReCon parts warranty for parts installed after January 1, 2020.
* These restrictions are only applicable to New parts and ReCon parts coverages for the components listed above sold to a customer in the US or Canada. All other coverages are excluded. All other regions are excluded.