OE Quality
60-Day Returns

Walker 921-2345 Ignition Coil
Reliable Ignition Coil for Lexus Models
The Walker Single Coil ignition coil 921-2345 is designed to provide consistent ignition performance for select Lexus vehicles. Engineered to meet OEM specifications, this ignition coil supports efficient engine operation and smooth power delivery.
- Compatible with Lexus GS200t, GS300, IS200t, IS300, NX200t, NX300, RC200t, and RC300 models
- Walker part number 921-2345 ensures precise fit and function
- Single Coil design optimized for reliable spark generation
- Manufactured to meet or exceed original equipment standards
About the Walker Single Coil Product Line
The Single Coil line from Walker focuses on ignition coils designed for individual cylinder ignition systems. This product line emphasizes durability and consistent electrical performance, making it suitable for various Lexus models requiring single coil ignition components. The 921-2345 part is part of this line, ensuring compatibility and quality for the specified vehicles.
Product Details and Compatibility
This ignition coil 921-2345 is engineered specifically for Lexus vehicles including the GS200t, GS300, IS200t, IS300, NX200t, NX300, RC200t, and RC300. It delivers the necessary voltage to the spark plugs, enabling efficient combustion and engine performance. The coil's design supports stable ignition timing and reduces misfires, contributing to smoother engine operation and fuel efficiency.
Common Issues Addressed by This Ignition Coil
- Engine misfires or rough idling in compatible Lexus models
- Difficulty starting the engine or intermittent stalling
- Reduced fuel efficiency due to incomplete combustion
- Check engine light triggered by ignition system faults
- Loss of power or hesitation during acceleration
Installation Notes and Tips
When replacing the ignition coil 921-2345 on Lexus GS or IS series and NX or RC models, ensure the engine is cool before beginning installation. Disconnect the battery to prevent electrical shorts. Carefully remove the old coil and inspect the spark plug and wiring harness for wear or damage. Install the new Walker Single Coil ignition coil securely, making sure all electrical connections are tight to maintain proper function.
Quality Assurance and Warranty
Walker ignition coils are manufactured to meet stringent quality standards, ensuring reliable performance and durability. While specific warranty details for part number 921-2345 should be confirmed with the supplier, Walker products typically come with a limited warranty covering defects in materials and workmanship.
This part fits 29 vehicles. Search below:
| Year | Make | Model | Liters | Cylinders | Position | Notes |
|---|---|---|---|---|---|---|
| 2024 | Lexus | IS300 | 2.0L | L4 | N/A | Single Coil |
| 2024 | Lexus | RC300 | 2.0L | L4 | N/A | Single Coil |
| 2023 | Lexus | IS300 | 2.0L | L4 | N/A | Single Coil |
| 2023 | Lexus | RC300 | 2.0L | L4 | N/A | Single Coil |
| 2022 | Lexus | IS300 | 2.0L | L4 | N/A | Single Coil |
| 2022 | Lexus | RC300 | 2.0L | L4 | N/A | Single Coil |
| 2021 | Lexus | IS300 | 2.0L | L4 | N/A | Single Coil |
| 2021 | Lexus | NX300 | 2.0L | L4 | N/A | Single Coil |
| 2021 | Lexus | RC300 | 2.0L | L4 | N/A | Single Coil |
| 2020 | Lexus | IS300 | 2.0L | L4 | N/A | Single Coil |
| 2020 | Lexus | NX300 | 2.0L | L4 | N/A | Single Coil |
| 2020 | Lexus | RC300 | 2.0L | L4 | N/A | Single Coil |
| 2019 | Lexus | GS300 | 2.0L | L4 | N/A | Single Coil |
| 2019 | Lexus | IS300 | 2.0L | L4 | N/A | Single Coil |
| 2019 | Lexus | NX300 | 2.0L | L4 | N/A | Single Coil |
| 2019 | Lexus | RC300 | 2.0L | L4 | N/A | Single Coil |
| 2018 | Lexus | GS300 | 2.0L | L4 | N/A | Single Coil |
| 2018 | Lexus | IS300 | 2.0L | L4 | N/A | Single Coil |
| 2018 | Lexus | NX300 | 2.0L | L4 | N/A | Single Coil |
| 2018 | Lexus | RC300 | 2.0L | L4 | N/A | Single Coil |
| 2017 | Lexus | GS200t | 2.0L | L4 | N/A | Single Coil |
| 2017 | Lexus | IS200t | 2.0L | L4 | N/A | Single Coil |
| 2017 | Lexus | NX200t | 2.0L | L4 | N/A | Single Coil |
| 2017 | Lexus | RC200t | 2.0L | L4 | N/A | Single Coil |
| 2016 | Lexus | GS200t | 2.0L | L4 | N/A | Single Coil |
| 2016 | Lexus | IS200t | 2.0L | L4 | N/A | Single Coil |
| 2016 | Lexus | NX200t | 2.0L | L4 | N/A | Single Coil |
| 2016 | Lexus | RC200t | 2.0L | L4 | N/A | Single Coil |
| 2015 | Lexus | NX200t | 2.0L | L4 | N/A | Single Coil |
* Always verify fitment with your vehicle's VIN if unsure. Submodel & trim restrictions may apply.