GM Iridium Spark Plug 12681664 At GM Parts Store you will find only new Genuine GM parts at discount prices. This GM Iridium Spark Plug (Part# - 12681664 ) Is the engineered replacement for your GM vehicle.  We are your GM Parts Store Online. We will ship your GM Parts Direct to your door. We are proud of our fast shipping and friendly service that cannot be beat. We offer OEM parts (Chevrolet Parts, Buick Parts, Cadillac Parts, GMC Parts, Pontiac Parts, Hummer Parts, Saturn Parts, Oldsmobile Parts) at wholesale prices.  Combine all of this with Free Returns and you can't lose guaranteed. Shop now and save.

GM Parts Ordering Guide

Here are some key points to keep in mind –

 *** Left = Driver Side | Right = Passenger Side ***

We Do Our Best in Updating Our GM Parts Catalog for Accuracy and Availability.

• *** THIS GM PARTS CATALOG IS A GUIDE ONLY ***
  The GM parts catalog available here online is not as accurate as the catalog that is available to a GM dealerships. Errors may occur.

• *** INCLUDE YOUR VIN NUMBER ***
  All orders sent with a VIN number are verified for accuracy.

• *** HELP US DELIVER THE CORRECT PART TO YOU ***
  Please ensure you have researched and understand what you are ordering. Ordering the wrong part will create fees. Your VIN number included with your order will alleviate the frustration of receiving a wrong part.

• *** SOME ITEMS LISTED MAY NOT BE AVAILABLE ***
  GM cancels Part Numbers (either aged parts, updated parts) daily and canceled numbers are provided to our site, by GM, quarterly. There may be up to a 3 month delay in receiving cancelled part number data from GM. We will notify you immediately if this is the case. We apologize for any inconvenience.

If there are any questions please email us - support@gmpartsstore.com or call 1-866-807-4472