ACEEK00034-Spark Plug 6 Piece Set


Spark Plug 6 Piece Set ACDelco ACEEK00034


Part Details

  • Spark Plug Type: Iridium
  • Quantity: 6 Piece Set

This part replaces:

  • Reference Number 41-103
  • OE # 12625058
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Part ACEEK00034
In Stock

Orders must be placed by 2pm ET
Delivery options for:

Estimated Arrival Cost

Deliveries made to PO Boxes and FPO may take longer. See our Shipping & Delivery for more information.

Brand #: ACEEK00034
Vehicle Fit
Warranty & Shipping
How-To & Tools

Part Details

  • Spark Plug Type:   Iridium
  • Quantity:   6 Piece Set


  • Brand new AC Delco Spark Plug
  • Comes as a set of 6
  • Built to strict quality control standards

Our electrical and electronic parts are subject to strict quality testing.

Parts cannot be returned after they have been installed. Contact us with any questions before installing the parts.

Item Condition: New

Lifetime Warranty

This item is backed by our limited lifetime warranty. In the event this item should fail due to manufacturing defects during intended use, we will replace the part free of charge. This warranty covers the cost of the part only.

  1. step : move the intake tube and air box out of your way (0:41)
    • Use your socket and ratchet and extension to unbolt the air box.
    • Use a flat blade screwdriver or an 8 mm socket to loosen the clamps on the intake tube.
    • Disconnect the intake tube from the throttle body.
  2. step : Remove and replace the spark plugs and coils (2:13)
    • Use a flat blade screwdriver to disconnect the spark plug from the coil.
    • Unbolt the coil with your 10 mm socket and ratchet.
    • Use your ratchet, extension and spark plug socket to remove the spark plug.
    • Use a gapping tool to check the spark plug gap.
    • Repeat for the rest of the plugs and coils.
    • Insert the new coil from 1A Auto and bolt it down with your 10 mm socket and ratchet.
  3. step : replace the air intake tube and air box. (7:01)
    • Mount the air box and intake tube.
    • Tighten the clamps with your flat blade screwdriver or an 8 mm socket and ratchet (depending on the type of clamp you have)
    • Bolt down the air box with your socket and ratchet.

Tools needed for replacement:

    Ratchets & Related

  • Socket Extensions
  • Ratchet

  • Screwdrivers & Related

  • Flat Blade Screwdriver
  • Phillips Head Screwdriver

  • Sockets - Metric

  • 8mm Socket
  • 10mm Socket

  • Sockets - SAE

  • 5/8 Inch Spark Plug Socket

  • Specialty Tools

  • Spark Plug Gapping Tool

Need help? Ask one of our Auto Experts
Need help? Ask one of our Auto Experts
Customer Q&A
Ask a question to 1A Auto customers who purchased the product
Are these pre gapped?
Eric S March 21, 2018
Is always good to double check to a peace of mind
Jorge R March 24, 2018
I need the wiring for a trailblazer?
Dorothy S May 16, 2019
This part is specific to vehicles with a particular set of options. We will need more information about your vehicle to confirm the fit.
Emma F May 17, 2019
Coile pack?
Dorothy S May 17, 2019
These are spark plugs, not ignition coils.
Ian P May 24, 2019
If youd like to contact us via phone or email we would be happy to help find the correct parts for your vehicle. Thank you.
Peter L May 28, 2019

Fits the following Makes:

Year Make Model Description
2004-2007Buick Rainier Buick Rainier L6 4.2L Spark Plug 6 Piece Set
2002-2009Chevrolet Trailblazer Chevrolet Trailblazer L6 4.2L Spark Plug 6 Piece Set
2002-2006Chevrolet Trailblazer EXT Chevrolet Trailblazer EXT L6 4.2L Spark Plug 6 Piece Set
2002-2009GMC Envoy GMC Envoy L6 4.2L Spark Plug 6 Piece Set
2002-2006GMC Envoy XL GMC Envoy XL L6 4.2L Spark Plug 6 Piece Set
2004-2005GMC Envoy XUV GMC Envoy XUV L6 4.2L Spark Plug 6 Piece Set
2003-2008Isuzu Ascender Isuzu Ascender L6 4.2L Spark Plug 6 Piece Set
2002-2004Oldsmobile Bravada Olds Bravada L6 4.2L Spark Plug 6 Piece Set
2005-2009Saab 9-7X Saab 9-7X L6 4.2L Spark Plug 6 Piece Set

Part Interchange

Brand Label Part Number
DIY Solutions IGN00677

This item may be interchangeable with parts from other brands with the above part numbers. This information is provided only for reference and does not guarantee that the item you are purchasing is identical to parts with part numbers from the brands listed above. To confirm that this item fits your vehicle, use the above "Check Vehicle Fit" option.

Brand #: ACEEK00034
Product Reviews
5.00/ 5.0
2 reviews
5 Stars
4 Stars
3 Stars
2 Stars
1 Star
Iridium Plugs
Shipping right on schedule. Packaging was very good. No problems.
February 16, 2018
Very happy with my purchase love 1A Auto will continue to buy from them very fast shipping and great quality in the product
February 11, 2019
Customer service


Monday - Friday 8:00am - 9:30pm ET
Saturday - Sunday 8:00am - 4:30pm ET

Spark Plug 6 Piece Set ACDelco ACEEK00034-ACEEK00034 does not fit your:

Before proceeding,

select your Vehicle, to verify this Part will fit.

This part will only fit a vehicle with these options.