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Walker
Single CoilWalker 921-2271 Ignition Coil
| Brand | Walker 921-2271 |
|---|---|
| Product line | Single Coil |
| Fits | Mazda · 87 vehicles |
OE direct replacement. Matches the original ignition coil form for straightforward installation.
ThunderSpark line. Walker's performance-focused ignition product line.
Ignition coil. Delivers the high-voltage spark needed for reliable ignition.
$87.87Free shipping
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Walker ThunderSpark Ignition Coil
Walker ThunderSpark ignition coil Part Number 921-2271 is a direct-fit ignition coil for a wide range of Mazda applications. It supports consistent spark delivery for Mazda 3, CX-5, CX-30, CX-9, MX-5 Miata, and other listed models with single-coil configurations.
Key Features
- Ignition coil for Mazda gasoline engine applications
- Walker ThunderSpark product line
- Direct replacement part number 921-2271
- Compatible with single-coil applications listed below
- Fits multiple Mazda model years from 2012 through 2024
Fitment Details
- Fits 2020-2024 Mazda 3, N/A, Single Coil
- Fits 2020-2024 Mazda CX-5, N/A, Single Coil
- Fits 2024 Mazda CX-50, N/A, Exc.Cylinder Deactivation; Single Coil
- Fits 2020-2023 Mazda CX-3, N/A, Single Coil
- Fits 2020-2023 Mazda CX-30, N/A, Single Coil
- Fits 2023 Mazda CX-50, N/A, Single Coil
- Fits 2020-2023 Mazda CX-9, N/A, Single Coil
- Fits 2016-2023 Mazda MX-5, N/A, Single Coil
- Fits 2016-2023 Mazda MX-5 Miata, N/A, Single Coil
- Fits 2020-2021 Mazda 6, N/A, Single Coil
- Fits 2015-2019 Mazda 2, N/A, Single Coil
- Fits 2012-2019 Mazda 3, N/A, ThunderSpark
- Fits 2014-2019 Mazda 6, N/A, ThunderSpark
- Fits 2016-2019 Mazda CX-3, N/A, ThunderSpark
- Fits 2018-2019 Mazda CX-5, N/A, Exc.Cylinder Deactivation; ThunderSpark
- Fits 2019 Mazda CX-5, N/A, ThunderSpark
- Fits 2013-2017 Mazda CX-5, N/A, ThunderSpark
- Fits 2016-2019 Mazda CX-9, N/A, ThunderSpark
- Fits 2013-2014 Mazda 3 Sport, N/A, Single Coil
What This Ignition Coil Helps Address
- Engine misfire conditions tied to weak spark output
- Rough idle or hesitation during acceleration
- Hard starting caused by ignition coil failure
- Loss of power under load in Mazda 3 and CX-5 applications
- Check engine light concerns related to ignition performance
Installation Notes
Verify the engine application and coil style against the vehicle listing before installation. This part cross-references Monroe Shocks & Struts (e.g., 172286, 182286) for the same application. For Mazda 3, Mazda CX-5, and Mazda MX-5 Miata service work, confirm the connector style and cylinder location match the original coil before replacement.
Quality Assurance
Walker ThunderSpark 921-2271 is built for the listed Mazda fitments and follows the ThunderSpark product line designation for ignition service parts.
This part fits 87 vehicles
Always verify fitment with your vehicle's VIN if unsure. Submodel & trim restrictions may apply.
| Year | Make | Model | Submodel | Liters | Cylinders | Position | Notes |
|---|---|---|---|---|---|---|---|
| 2024 | Mazda | 3 | — | 2.5L | L4 | N/A | Single Coil |
| 2024 | Mazda | CX-5 | — | 2.5L | L4 | N/A | Single Coil |
| 2024 | Mazda | CX-50 | — | 2.5L | L4 | N/A | Exc.Cylinder Deactivation; Single Coil |
| 2023 | Mazda | 3 | — | 2.5L | L4 | N/A | Single Coil |
| 2023 | Mazda | CX-3 | — | 2.0L | L4 | N/A | Single Coil |
| 2023 | Mazda | CX-30 | — | 2.5L | L4 | N/A | Single Coil |
| 2023 | Mazda | CX-5 | — | 2.5L | L4 | N/A | Single Coil |
| 2023 | Mazda | CX-50 | — | 2.5L | L4 | N/A | Single Coil |
| 2023 | Mazda | CX-9 | — | 2.5L | L4 | N/A | Single Coil |
| 2023 | Mazda | MX-5 | — | 2.0L | L4 | N/A | Single Coil |
| 2023 | Mazda | MX-5 Miata | — | 2.0L | L4 | N/A | Single Coil |
| 2022 | Mazda | 3 | — | 2.5L | L4 | N/A | Single Coil |
| 2022 | Mazda | CX-3 | — | 2.0L | L4 | N/A | Single Coil |
| 2022 | Mazda | CX-30 | — | 2.5L | L4 | N/A | Single Coil |
| 2022 | Mazda | CX-5 | — | 2.5L | L4 | N/A | Single Coil |
| 2022 | Mazda | CX-9 | — | 2.5L | L4 | N/A | Single Coil |
| 2022 | Mazda | MX-5 | — | 2.0L | L4 | N/A | Single Coil |
| 2022 | Mazda | MX-5 Miata | — | 2.0L | L4 | N/A | Single Coil |
| 2021 | Mazda | 3 | — | 2.5L | L4 | N/A | Single Coil |
| 2021 | Mazda | 6 | — | 2.5L | L4 | N/A | Single Coil |
| 2021 | Mazda | CX-3 | — | 2.0L | L4 | N/A | Single Coil |
| 2021 | Mazda | CX-30 | — | 2.5L | L4 | N/A | Single Coil |
| 2021 | Mazda | CX-5 | — | 2.5L | L4 | N/A | Single Coil |
| 2021 | Mazda | CX-9 | — | 2.5L | L4 | N/A | Single Coil |
| 2021 | Mazda | MX-5 | — | 2.0L | L4 | N/A | Single Coil |
| 2021 | Mazda | MX-5 Miata | — | 2.0L | L4 | N/A | Single Coil |
| 2020 | Mazda | 3 | — | 2.5L | L4 | N/A | Single Coil |
| 2020 | Mazda | 6 | — | 2.5L | L4 | N/A | Single Coil |
| 2020 | Mazda | CX-3 | — | 2.0L | L4 | N/A | Single Coil |
| 2020 | Mazda | CX-30 | Select | 2.5L | L4 | N/A | Single Coil |
| 2020 | Mazda | CX-5 | — | 2.5L | L4 | N/A | Single Coil |
| 2020 | Mazda | CX-9 | — | 2.5L | L4 | N/A | Single Coil |
| 2020 | Mazda | MX-5 | — | 2.0L | L4 | N/A | Single Coil |
| 2020 | Mazda | MX-5 Miata | — | 2.0L | L4 | N/A | Single Coil |
| 2019 | Mazda | 2 | — | 1.5L | L4 | N/A | Single Coil |
| 2019 | Mazda | 3 | — | 2.5L | L4 | N/A | ThunderSpark |
| 2019 | Mazda | 6 | — | 2.5L | L4 | N/A | ThunderSpark |
| 2019 | Mazda | CX-3 | — | 2.0L | L4 | N/A | ThunderSpark |
| 2019 | Mazda | CX-5 | — | 2.5L | L4 | N/A | Exc.Cylinder Deactivation; ThunderSpark |
| 2019 | Mazda | CX-5 | — | 2.5L | L4 | N/A | ThunderSpark |
| 2019 | Mazda | CX-9 | — | 2.5L | L4 | N/A | ThunderSpark |
| 2019 | Mazda | MX-5 | — | 2.0L | L4 | N/A | Single Coil |
| 2019 | Mazda | MX-5 Miata | — | 2.0L | L4 | N/A | Single Coil |
| 2018 | Mazda | 2 | — | 1.5L | L4 | N/A | Single Coil |
| 2018 | Mazda | 3 | — | 2.5L | L4 | N/A | ThunderSpark |
| 2018 | Mazda | 3 | — | 2.0L | L4 | N/A | ThunderSpark |
| 2018 | Mazda | 6 | — | 2.5L | L4 | N/A | ThunderSpark |
| 2018 | Mazda | CX-3 | — | 2.0L | L4 | N/A | ThunderSpark |
| 2018 | Mazda | CX-5 | — | 2.5L | L4 | N/A | Exc.Cylinder Deactivation; ThunderSpark |
| 2018 | Mazda | CX-9 | — | 2.5L | L4 | N/A | ThunderSpark |
| 2018 | Mazda | MX-5 | — | 2.0L | L4 | N/A | Single Coil |
| 2018 | Mazda | MX-5 Miata | — | 2.0L | L4 | N/A | Single Coil |
| 2017 | Mazda | 2 | — | 1.5L | L4 | N/A | Single Coil |
| 2017 | Mazda | 3 | — | 2.5L | L4 | N/A | ThunderSpark |
| 2017 | Mazda | 3 | — | 2.0L | L4 | N/A | ThunderSpark |
| 2017 | Mazda | 6 | — | 2.5L | L4 | N/A | ThunderSpark |
| 2017 | Mazda | CX-3 | — | 2.0L | L4 | N/A | ThunderSpark |
| 2017 | Mazda | CX-5 | — | 2.5L | L4 | N/A | ThunderSpark |
| 2017 | Mazda | CX-9 | — | 2.5L | L4 | N/A | ThunderSpark |
| 2017 | Mazda | MX-5 | — | 2.0L | L4 | N/A | Single Coil |
| 2017 | Mazda | MX-5 Miata | — | 2.0L | L4 | N/A | Single Coil |
| 2016 | Mazda | 2 | — | 1.5L | L4 | N/A | Single Coil |
| 2016 | Mazda | 3 | — | 2.5L | L4 | N/A | ThunderSpark |
| 2016 | Mazda | 3 | — | 2.0L | L4 | N/A | ThunderSpark |
| 2016 | Mazda | 6 | — | 2.5L | L4 | N/A | ThunderSpark |
| 2016 | Mazda | CX-3 | — | 2.0L | L4 | N/A | ThunderSpark |
| 2016 | Mazda | CX-5 | — | 2.5L | L4 | N/A | ThunderSpark |
| 2016 | Mazda | CX-5 | — | 2.0L | L4 | N/A | ThunderSpark |
| 2016 | Mazda | CX-9 | — | 2.5L | L4 | N/A | ThunderSpark |
| 2016 | Mazda | MX-5 | — | 2.0L | L4 | N/A | Single Coil |
| 2016 | Mazda | MX-5 Miata | — | 2.0L | L4 | N/A | Single Coil |
| 2015 | Mazda | 2 | — | 1.5L | L4 | N/A | Single Coil |
| 2015 | Mazda | 3 | — | 2.5L | L4 | N/A | ThunderSpark |
| 2015 | Mazda | 3 | — | 2.0L | L4 | N/A | ThunderSpark |
| 2015 | Mazda | 6 | — | 2.5L | L4 | N/A | ThunderSpark |
| 2015 | Mazda | CX-5 | — | 2.5L | L4 | N/A | ThunderSpark |
| 2015 | Mazda | CX-5 | — | 2.0L | L4 | N/A | ThunderSpark |
| 2014 | Mazda | 3 | — | 2.5L | L4 | N/A | ThunderSpark |
| 2014 | Mazda | 3 | — | 2.0L | L4 | N/A | ThunderSpark |
| 2014 | Mazda | 3 Sport | — | 2.5L | L4 | N/A | Single Coil |
| 2014 | Mazda | 6 | — | 2.5L | L4 | N/A | ThunderSpark |
| 2014 | Mazda | CX-5 | — | 2.5L | L4 | N/A | ThunderSpark |
| 2014 | Mazda | CX-5 | — | 2.0L | L4 | N/A | ThunderSpark |
| 2013 | Mazda | 3 | — | 2.0L | L4 | N/A | ThunderSpark |
| 2013 | Mazda | 3 Sport | — | 2.0L | L4 | N/A | Single Coil |
| 2013 | Mazda | CX-5 | — | 2.0L | L4 | N/A | ThunderSpark |
| 2012 | Mazda | 3 | — | 2.0L | L4 | N/A | ThunderSpark |
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