BorgWarner EFR turbo speed sensor kit - measures compressor-wheel rotational speed on EFR series turbochargers so you can monitor and protect against over-speed when tuning. Includes the speed sensor and fitting hardware for EFR turbos.
| Type | Turbo speed sensor kit |
| Application | EFR series turbochargers |
| Fitment | BorgWarner EFR turbos |
| Part Number | 179430 |
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