Thermostat Housing – Direct OEM Replacement. Premium Quality Engine Coolant Thermostat Housing with integrated mounting structure.
OEM Reference: 9803549480, 9850364680, 3642484


Material:
This product uses high‑quality materials and has high durability. Buy with confidence: Our quality department tests thermostat housings according to various requirements and loads, including:
• Functionality
• Dimensional accuracy
• Sealing performance
• Material quality


Function:
• Accommodates engine coolant thermostat, guides coolant circulation
• Effectively prevents coolant leakage risk
• Mounted on engine cooling circuit, connects to cooling hoses
• Ensures stable engine cooling system operation and optimal vehicle performance


Specification:
• OEM Part Numbers:
9803549480, 98 035 494 80, 9850364680, 98 503 646 80, 3642484, 36 42 484
• Type: Complete Thermostat Housing Assembly with sealing gasket
• What's Included: 1 × Thermostat Housing Assembly (housing + sealing gasket)


⚠️ Important Reminder – Please Read Before Ordering:
• This thermostat housing is designed for specified diesel engines only
• Please double‑check that the OE numbers listed above match your original part
• Confirm your engine type before placing your order to ensure compatibility


Installation Notice:
This part has a high installation difficulty. Professional fitting by a qualified mechanic is strongly recommended. Improper installation may lead to coolant leakage or engine over‑heating damage.


Before Purchasing:
Please check whether the product picture and OE code match your car model and engine to avoid causing you unnecessary trouble. If you have any questions, please contact us in time – we will give you a satisfactory reply within 24 hours.


What You Get:
1 × Thermostat Housing Assembly (as pictured)


We hope you are completely satisfied with your purchase. If you are happy with the quality and service, we would really appreciate it if you could take a moment to leave us a positive review – it helps us keep up the good work and is greatly valued by our small team. Thank you for choosing us!


After‑Sales Support:
If you have any problem, please feel free to contact us. Please contact us before leaving neutral or negative feedback – negative feedback will not resolve the issue. We will do our best to provide the best solutions to meet your satisfaction.