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OE 1712 7578 399 for BMW F01 F10 F18 Modified Water Pipe Double Aluminum Head
| MOQ: | 50 |
| Price: | $7-8 |
| Standard Packaging: | Unisex Customization |
| Delivery Period: | 10 |
| Payment Method: | L/C,D/A,D/P,T/T |
| Supply Capacity: | 100000 |
17127578399
,BMW F01 Water Pipe
,Double Aluminum Head Water Pipe
- Highlight: OEM 17127578399 Upper Radiator Hose, BMW F10 F02 N52 Engine Cooling Pipe, 2010-2016 Model Year Water Hose.
- OEM NO: 17127578399 / 17 12 7 5 78 399
- Size: OEM Standard Size
- Car Fitment: BMW
- Year: 2010-2016
- Car Model: 5 Series / 7 Series
- Product Name: Engine Coolant Radiator Upper Hose
- Model: F10 / F11 / F18 / F01 / F02
- Quality: High-Quality Premium Replacement
This car engine upper radiator hose (radiator to oil cooler line) serves as a critical circulation component for the vehicle's thermal management system. It ensures efficient and reliable coolant routing to the engine block under extreme operational stress.
- Installation Position: Front Engine Bay Cooling System (Radiator to Engine Oil Cooler)
- Material: Heavy-duty EPDM Rubber + Reinforced Quick Connectors (with high-grade integrated seal packages)
- Core Function: Delivers stable, high-pressure coolant flow, safeguards engine heat regulation, and prevents sudden boiling issues caused by leaks.
- 1:1 Precision Custom Mold: Built strictly to original engineering dimensions and specific hose curvatures. The quick-release connectors snap seamlessly onto the factory flanges and locking clips for a direct, modification-free replacement.
- Superior Heat & Burst Resistance: Crafted from high-density automotive-grade rubber embedded with tensile braided reinforcement layers. It withstands severe under-hood temperature fluctuations from -40°C to 150°C without bulging or structural collapse.
- Long-lasting Leakproof Seal: Features high-specification chemical-resistant internal O-rings that prevent leakage at connection nodes. It blocks the corrosive properties of scalding engine hot water and antifreeze chemicals for lasting reliability.
This part is precision-engineered for the following BMW sedan and touring chassis variants equipped with the N52 3.0L naturally aspirated inline-6 engine:
- BMW 5 Series (F10 / F11 / F18): 523i / 528i / 530i (2010 – 2016)
- BMW 7 Series (F01 / F02): 730i / 730Li (2011 – 2015)
Established in 2018, Guangzhou Tonghua Auto Parts Co., Ltd. is located in Tanbu Town, Huadu District, Guangzhou—a region known as the "Pearl of the Eight Rivers." Situated at the junction of Guangzhou and Foshan, the company enjoys a prime geographical location and convenient transportation access. It is a large-scale, modern enterprise integrating wholesale operations, sales, and import-export trade, specializing in high-end domestic auto parts and comprehensive vehicle components. The company occupies an area of over 10,000 square meters and employs a workforce of more than 150 people. It owns the well-known proprietary brand "lthjt," with a product portfolio covering major brands such as Toyota, Honda, Mercedes-Benz, BMW, Land Rover, Jaguar, Volkswagen, Audi, and Porsche. Adopting an integrated "in-house production and direct sales" model, the company eliminates intermediary markups. We strive for innovation, aiming to disrupt the status quo of the domestic auto parts market and transform traditional marketing approaches. By bypassing middlemen and selling directly to the market and the public, we focus on serving the auto parts industry ecosystem; we actively monitor and deeply understand the needs of car owners, ensuring that every wholesaler benefits from top-quality products, competitive pricing, and attentive, personalized service.
Q1: Can I replace this upper radiator cooling hose by myself?
A1: DIY installation is not recommended. Swapping this hose involves managing spring locking clips, catching old fluids, and executing a meticulous engine block cooling bleed sequence. Trapping air within a BMW system will induce rapid engine overheating. It is highly advised to let a qualified professional complete the job on a completely cold engine.
Q2: How do I guarantee this 17127578399 water pipe fits my 5/7 Series 100%?
A2: BMW engine configurations vary significantly between model years, markets, and engine variations (such as the L4 turbocharged N20 vs. the L6 naturally aspirated N52). For exact assurance, please forward your 17-digit VIN code to our support team before ordering for a precise electronic catalog confirmation.
Q3: When is the right time to preventatively swap this coolant hose?
A3: European engine bays generate high heat loads, accelerating the embrittlement of rubber and plastic fittings. If you find the hose wall hardening, showing tiny exterior structural cracks, or if you spot dried white, pink, or green crusty fluid buildup on the joints, the hose has passed its service life and should be replaced immediately.
