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2003 Chevrolet Silverado 3500
1
0
Price Match Guarantee
60-Day Returns
Lifetime Replacement
Price Match Guarantee
60-Day Returns
Lifetime Replacement
Guaranteed to Fit2003 Chevrolet Silverado 3500 Change Vehicle

AC Delco®
2003 Chevrolet Silverado 3500 - Spark Plug Wire, 8 Cyl., 6.0L Engine, For Coils Stamped 12558693

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$70.49
$102.65Save: $32.16(31%)
Manufacturer #9748HH
Guaranteed to Fit2003 Chevrolet Silverado 3500 Change Vehicle
Qty:
1

Your Vehicle Fit Details

Vehicle Name
Submodel
Engine
Fitment Information
2003 Chevrolet Silverado 3500
LS
8 Cyl 6.0L
For Coils Stamped 12558693
2003 Chevrolet Silverado 3500
LT
8 Cyl 6.0L
For Coils Stamped 12558693
2003 Chevrolet Silverado 3500
Base
8 Cyl 6.0L
For Coils Stamped 12558693

Highlights

Part:
Spark Plug Wire
Brand:
AC Delco
Series:
Professional Series
Quantity Sold:
Set of 8
Recommended Use:
OE Replacement
Product Fit:
Direct Fit
Wire Color:
Black wire finish
Boot Material:
Silicone boot material
RFI Suppression:
With RFI suppression
Warranty:
Lifetime AC Delco limited warranty
Prop 65 Warning:

Warning SymbolWARNING: This product can expose you to chemical which is known to the State of California to cause cancer and birth defects or other reproductive harm. For more information go to www.P65Warnings.ca.gov.

Interchange Part Number:
REPC504801, 32829, 381629MPG
Fitnotes:
For Coils Stamped 12558693

Vehicle Fitment Information

Vehicle Name
Submodel
Engine
Fitment Information
1999 GMC Sierra 2500
SL
8 Cyl 5.3L
For Coils Stamped 12558693 or 88894393
1999 GMC Sierra 2500
SLE
8 Cyl 5.3L
For Coils Stamped 12558693 or 88894393
1999 GMC Sierra 2500
SLT
8 Cyl 5.3L
For Coils Stamped 12558693 or 88894393
1999-2000 Chevrolet Silverado 2500
Base
8 Cyl 5.3L
For Coils Stamped 12558693 or 88894393
1999-2000 Chevrolet Silverado 2500
LS
8 Cyl 5.3L
For Coils Stamped 12558693 or 88894393
Page 1 of 34 | Showing 1 - 5 of 167 results

Product Information

AC DELCO – OE REPLACEMENT SPARK PLUG WIRES

Fire up your engine with the sturdy design, secure fit and superior performance of AC Delco’s OE replacement spark plug wires. Established in 1899, AC Delco manufactures original GM parts and premium OE replacement parts for other brands in the automotive aftermarket.

  • Spark plug distributor precisely shaped for perfect fit and tight seal
  • Protected by heat- and abrasion-resistant silicone jacket
  • Braid and core engineered with ultra-durable fiberglass for enhanced conductivity and longevity
  • Optimally suppresses electromagnetic and radio interference
  • Made and inspected to precise OE requirements
  • Corrosion-resistant, easy-installation terminals facilitate greater spark plug retention
  • Rated to SAE J23031 Class E standards for resistance to cold, heat and electrical interference
Need help?Call our product expert1-866-529-0412
Chat with us
Mondays - Sundays7am - 11pm ET | 4am - 8pm PT
Warranty Policy
Right parts, guaranteed. If you find any defects, let us know within 60 days and we’ll take care of it. Check out our Warranty Policy for more details.
Shipping Policy
We ship fast so you can get on the road that much faster. Check out our Shipping Policy for more details.
Easy Return Policy
We’re only happy if you’re happy. If you’re not entirely satisfied with your order, you may be entitled to a refund. Check out our Return Policy for more details.

Product Q&A

0
Will these work on a 2004 GMC Sierra Z-71 SLT?Cammie T.Aug 21, 2024
Best Answer:Hi Cammie, thank you for reaching out! If the original coils have the part number 12558693, then yes. Click the link below to order the set before the sale ends. Have a great day! <a href="https://www.carparts.com/spark-plug-wire/ac-delco/ac9748hh?can=cpab2020_csqa_20240821" target="_blank">https://www.carparts.com/spark-plug-wire/ac-delco/ac9748hh?can=cpab2020_csqa_20240821</a>
Andrew B.STAFFAug 21, 2024
0
Will these work on my 3500 Chevy with the 454 motor 1999 ?Jim BobSep 30, 2023
Best Answer:Hi James, I'm glad to assist you. No, it is incompatible. The correct and matching part number for your truck is AC9748G, our best-buy OEM brand. Grab our price-cut promo and click the link below to buy it today. Happy shopping! <a href="https://www.carparts.com/details/Chevrolet/C3500/AC_Delco/Spark_Plug_Wire/1999/Base/8_Cyl_7-dot-4L/AC9748G.html?can=cpje1043_CSQA_20230930" target="_blank">https://www.carparts.com/details/Chevrolet/C3500/AC_Delco/Spark_Plug_Wire/1999/Base/8_Cyl_7-dot-4L/AC9748G.html?can=cpje1043_CSQA_20230930</a>
Jeonino E.STAFFSep 30, 2023
0
I have round ignition coils on my 06 suburban. Is that the delphi ones?EdwardomusAug 23, 2022
Best Answer:Hi Ed, I'm happy to be able to assist you. These spark plugs are for the square ignition coils. We do have the set for the round ignition coils compatible with the 2006 Chevrolet Suburban 1500 and 2500 8 Cyl 5.3L. Click on the link below to view and place an order today for 61% less than the usual price while supplies last. I'm hoping this is useful. Enjoy your online shopping at <a href="http://CarParts.com!" target="_blank">CarParts.com!</a> Set of 8 spark plug wires - <a href="https://www.carparts.com/details/Chevrolet/Suburban_1500/Walker_Products/Spark_Plug_Wire/2006/9241829A.html?can=CPGG4850_CSQA_20220823" target="_blank">https://www.carparts.com/details/Chevrolet/Suburban_1500/Walker_Products/Spark_Plug_Wire/2006/9241829A.html?can=CPGG4850_CSQA_20220823</a>
Grace G.STAFFAug 23, 2022

Customer Reviews

Professional Series Spark Plug Wire, Set Of 8
Got my 01 Yukon riding smooth and it passed inspection finally. Great buy
Mark W.
VERIFIED PURCHASER
Purchased on May 20, 2022
Professional Series Spark Plug Wire, Set Of 8
Quality product
Fast shipping
Steven P.
VERIFIED PURCHASER
Purchased on Dec 15, 2023
Professional Series Spark Plug Wire, Set Of 8
Good
Good delivery. They fit. Good product so far. Still working at 3 days after install.
Dennis D.
VERIFIED PURCHASER
Purchased on Sep 11, 2023