00421437 Bosch Thermocouple

Genuine OEM Bosch thermocouple (part 00421437).

The exact factory-original replacement — a direct fit that installs like the original and restores correct operation.

Sourced from authorized distribution (never aftermarket), so it matches the original in fit, finish, and performance.

In stock and ships fast from our US warehouse network — order by 12 PM PT for same-business-day shipping. 30-day hassle-free returns.