Description
Warranty & Shipping
How-To & Tools
Product Reviews
Q&A
Vehicle Fit

Part Details

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

Specifications:

  • 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 control testing. Please ensure proper diagnosis of this item before purchasing as the item cannot be returned once installed or plugged in.

Item Condition: New

Lifetime Warranty

This item is backed by a Limited Lifetime Warranty. In the event this item should fail due to manufacturing defects during intended use, we will exchange the part free of charge (excludes shipping charges) for the original purchaser.

  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

5.00/ 5.0
1review
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Iridium Plugs
Shipping right on schedule. Packaging was very good. No problems.
February 16, 2018
Will this fit my car? Add a vehicle to make sure
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
Year Make Model Description
2004-2007Buick Rainier Buick Rainier Iridium Spark Plug 6 Piece Set L6 4.2L ACDelco 41-103
2002-2009Chevy Trailblazer Chevy Trailblazer Iridium Spark Plug 6 Piece Set L6 4.2L ACDelco 41-103
2002-2006Chevy Trailblazer EXT Chevy Trailblazer EXT Iridium Spark Plug 6 Piece Set L6 4.2L ACDelco 41-103
2002-2009GMC Envoy GMC Envoy Iridium Spark Plug 6 Piece Set L6 4.2L ACDelco 41-103
2002-2006GMC Envoy XL GMC Envoy XL Iridium Spark Plug 6 Piece Set L6 4.2L ACDelco 41-103
2004-2005GMC Envoy XUV GMC Envoy XUV Iridium Spark Plug 6 Piece Set L6 4.2L ACDelco 41-103
2003-2008Isuzu Ascender Isuzu Ascender Iridium Spark Plug 6 Piece Set L6 4.2L ACDelco 41-103
2002-2004Oldsmobile Bravada Olds Bravada Iridium Spark Plug 6 Piece Set L6 4.2L ACDelco 41-103
2005-2009Saab 9-7X Saab 9-7X Iridium Spark Plug 6 Piece Set L6 4.2L ACDelco 41-103
Part #: ACEEK00034


Order must be placed by 4pm ET

Get it in: 2 - 4 Business Days

Want it sooner? Choose Next Day Air at Checkout

AC DELCO
Brand #: 41-103

How-to Video:

(09:29 min)