OE Quality
60-Day Returns

Champion 9023 Spark Plug
Champion Iridium Spark Plug Overview
The Champion Iridium 9023 spark plug is engineered for reliable ignition performance in select Hyundai and Kia vehicles. Designed with advanced materials and precise specifications, this spark plug supports efficient combustion and consistent engine operation.
- Iridium center electrode tip for enhanced durability
- Platinum ground electrode core material with J gap design
- Non-removable nut electrical terminal type
- Flat seat type with 1.043 inch reach
- Resistor type for noise suppression
- Hex size 0.625 inch (16 mm) for installation
- Manufacturer heat range 10 for optimal thermal performance
Detailed Product Features and Specifications
The Champion Iridium 9023 spark plug features a single ground electrode with a J gap design, utilizing a platinum core to improve electrode longevity and wear resistance. The center electrode tip is made of iridium, a material known for its high melting point and strength, which contributes to stable ignition and extended service life. This spark plug includes a non-removable nut electrical terminal type, ensuring secure connection within the ignition system. The flat seat design and 1.043 inch reach provide proper sealing and fitment for compatible engines. Additionally, the resistor type helps reduce electromagnetic interference, supporting smooth engine operation. The hex size of 0.625 inch (16 mm) allows for standard installation tools, and the manufacturer heat range of 10 is suited for the thermal demands of the specified vehicles.
Champion Iridium Product Line
The Champion Iridium line focuses on delivering spark plugs with iridium-tipped center electrodes, combining durability and consistent ignition performance. This product line is designed to meet the demands of modern engines, offering improved wear resistance and reliable spark delivery. The 9023 spark plug is part of this line, providing a balance of advanced materials and precise engineering for Hyundai and Kia models.
Compatible Vehicles and Applications
This spark plug is compatible with the following makes and models:
- Hyundai Borrego
- Hyundai Genesis
- Hyundai Santa Fe Sport
- Kia Sportage
- Kia Tucson
It is designed to maintain optimal ignition performance and address common ignition-related issues in these vehicles.
Common Issues Addressed by Champion Iridium 9023
- Misfires caused by worn or damaged spark plugs
- Reduced fuel efficiency due to incomplete combustion
- Hard starting or rough idling conditions
- Engine hesitation during acceleration
- Excessive electrode wear leading to ignition failure
Installation Notes and Tips
When installing the Champion Iridium 9023 spark plug, ensure the engine is cool to prevent damage to the threads. Use a torque wrench to tighten the spark plug to the manufacturer’s recommended specifications to avoid over-tightening or under-tightening. Verify the flat seat type matches the engine’s cylinder head design. Inspect the ignition wires or coil packs for wear and replace if necessary to maintain optimal ignition system performance.
Quality Assurance and Warranty
Champion spark plugs are manufactured to meet strict quality standards, ensuring consistent performance and durability. While specific warranty details for part number 9023 may vary, Champion products typically come with a limited warranty against manufacturing defects. Refer to the vehicle manufacturer or Champion’s official documentation for exact warranty coverage.
| Brand | Champion |
| Part Number | 9023 |
| Position | Champion Iridium |
| Center Electrode Tip Material | Iridium |
| Classification | Champion Iridium |
| Electrical Terminal Type | Non-Removable Nut |
| Ground Electrode Core Material | Platinum |
| Ground Electrode Quantity | 1 |
| Ground Electrode Tip Design | J Gap |
| Hex Size | 0.625 |
| Hex Size | 16.000 |
| Hex Type | Hex |
| Insulator Height | 0.1 |
| Manufacturer Heat Range | 10 |
| Plug Type | RER10WMPB4 |
| Reach | 1.043 |
| Resistor Type | Yes |
| Seat Type | Flat |
| Thread Diameter | 0.472 |
| Thread Diameter | 12.000 |
This part fits 9 vehicles. Search below:
| Year | Make | Model | Liters | Cylinders | Position | Notes |
|---|---|---|---|---|---|---|
| 2015 | Hyundai | Santa Fe Sport | 2.4L | L4 | N/A | OE Type; Gap 0.044 (in); Plug Type Number RER10WMPB4; Champion Iridium |
| 2015 | Hyundai | Tucson | 2.4L | L4 | N/A | Gap 0.044 (in); Plug Type Number RER10WMPB4; Champion Iridium |
| 2015 | Kia | Sportage | 2.4L | L4 | N/A | Gap 0.044 (in); Plug Type Number RER10WMPB4; Champion Iridium |
| 2014 | Hyundai | Tucson | 2.4L | L4 | N/A | OE Type; Gap 0.044 (in); Plug Type Number RER10WMPB4; Champion Iridium |
| 2014 | Kia | Sportage | 2.4L | L4 | N/A | Gap 0.044 (in); Plug Type Number RER10WMPB4; Champion Iridium |
| 2011 | Hyundai | Genesis | 3.8L | V6 | N/A | Gap 0.044 (in); Plug Type Number RER10WMPB4; Champion Iridium |
| 2011 | Kia | Borrego | 3.8L | V6 | N/A | Gap 0.044 (in); Plug Type Number RER10WMPB4; Champion Iridium |
| 2010 | Hyundai | Genesis | 3.8L | V6 | N/A | Gap 0.044 (in); Plug Type Number RER10WMPB4; Champion Iridium |
| 2009 | Hyundai | Genesis | 3.8L | V6 | N/A | Gap 0.044 (in); Plug Type Number RER10WMPB4; Champion Iridium |
* Always verify fitment with your vehicle's VIN if unsure. Submodel & trim restrictions may apply.
This part directly replaces or is cross-referenced with the following part numbers:
Cross-reference numbers are provided for identification purposes only. Always confirm fitment before ordering.