DENSO 5023

DENSO part number 5023 is a spark plug in the Ignition system. This catalog matches it to 15 year-and-engine configurations from 1990 to 2011.

Verified fitment includes 2011 GMC Savana 1500 4.3L V6 ; 2009 Buick Lucerne 4.6L V8 ; 2008 Cadillac STS 4.6L V8 ; 2007 Buick Lucerne 4.6L V8 ; 2003 Buick Park Avenue 3.8L V6 , plus 10 other configurations. See every vehicle this part fits.

Manufacturer specifications
U-Groove ConventionalShort DesignPre-Set Gap: 0.060"
Gap .060
Application data published for:
🇺🇸 US 🇨🇦 CA

Frequently Asked Questions

What is DENSO 5023?

DENSO part number 5023 is a spark plug with published application data for 15 vehicle configurations from 1990 to 2011. Use the manufacturer part number to cross-reference your old part or a repair quote before you order.

Which vehicles does DENSO 5023 fit?

This catalog matches 5023 to 15 year-and-engine configurations from 1990 to 2011. Open the compatible-vehicles list for every make, model and engine, and read the notes for position or trim qualifiers.

Is DENSO 5023 OEM or aftermarket?

What matters is the published application data for this part number, not the label on the box. DENSO 5023 is listed with its manufacturer part number so you can compare it to an OEM number or another brand that covers the same fitment.

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