HITACHI -BMW Glow Plug Relay for BMW M57N & M57N2 OE 12217801201 SKU -12217801201

🔧 The Glow Plug Control Unit – BMW Part #12217801201 is indeed manufactured by Hitachi for many BMW diesel applications. While Bosch and INA supply similar modules, Hitachi is the OEM for several M57 and M47 engine variants, especially in later production years.

🧩 Hitachi Unit Highlights

• OEM-grade electronics for precise glow plug timing

• Durable housing to withstand engine bay heat and vibration

• 12-pin connector matches BMW factory harness

• Reliable cold-start performance, even in low temps