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64216951946 Heater Core Return Hose Fits 1 Series 3 Series X1 2006-2015
| MOQ: | 10 Pieces |
| Price: | USD 2.70-5.40 / Piece |
| Standard Packaging: | Neutral packaging |
| Delivery Period: | 10 |
| Payment Method: | T/T,L/C,D/P,D/A,PayPal |
| Supply Capacity: | 50000 Pieces per Month |
Heater Core Return Hose 1 Series
,Rubber Heater Hose 3 Series
,X1 Heater Return Hose 2006-2015
Product Highlight: This heater core return hose is a direct-fit replacement that restores proper coolant circulation between the heater core and the expansion tank. Manufactured to original equipment standards, this reinforced rubber hose ensures reliable coolant flow for cabin heating and engine cooling, preventing leaks and overheating caused by a deteriorated original hose.
OEM Number: 64216951946 (also 64-21-6-951-946, 6951946)
Dimensions: Length approx. 585-610 mm; Weight approx. 0.21-0.25 kg
OEM Standard Dimensions: Meets original equipment dimensional and fitment requirements.
Vehicle Adaptability: Compatible with select 1 Series, 3 Series, and X1 models listed in Section 4.
Make: N/A
Model Years: 2006–2015
Applicable Models: 1 Series (E81/E82/E87/E88), 3 Series (E90/E91/E92/E93), X1 (E84)
Product Name: Heater Core Return Hose / HVAC Heater Hose
Quality: OEM-grade EPDM construction; available in Genuine OE and premium aftermarket variants (Febi Bilstein, Vaico, Gates, SWAG)
| Parameter | Specification |
|---|---|
| Component | Heater Core Return Hose |
| Position | Heater core to expansion tank |
| Material | EPDM Rubber with fiber reinforcement |
| Length | Approx. 585-610 mm |
| Weight | Approx. 0.21-0.25 kg |
| Condition | New, OEM replacement |
Reliable Coolant Circulation: Connects the heater core to the expansion tank, ensuring proper coolant flow for cabin heating and engine cooling system function.
OE Direct Fit: Precision-engineered to factory specifications for direct installation with original mounting points. No cutting or modification required.
Durable EPDM Construction: Manufactured from high-quality EPDM rubber that resists heat, coolant exposure, and pressure cycling for long service life.
Failure Symptoms: Visible cracks or bulges on the hose surface, coolant leaks at connections, low coolant levels, coolant smell under the hood or in the cabin, or no heat from the heater.
Wide Aftermarket Availability: Cross-references to multiple quality brands including Febi Bilstein (101057), Vaico (V20-1474), Gates (02-1775), and SWAG (20101057).
| Model | Chassis / Years | Notes |
|---|---|---|
| 1 Series | E81/E82/E87/E88 (2006–2013) | 128i, 135i, 1M |
| 3 Series | E90/E91/E92/E93 (2006–2013) | 325i, 328i, 330i, 335i |
| X1 | E84 (2009–2015) | xDrive35i |
Verify VIN and specific engine variant before ordering. This hose fits both left-hand and right-hand drive vehicles.
Q1: What are signs my heater core return hose needs replacement?
Visible cracks or bulges on the rubber hose, coolant leaks near the firewall or expansion tank, low coolant levels, a sweet coolant smell under the hood or in the cabin, or a lack of heat from the heater.
Q2: Is 64216951946 a genuine OEM part?
Yes, this is the OEM part number for the heater core return hose. It is available as a Genuine part and from premium aftermarket manufacturers like Febi Bilstein and Vaico.
Q3: Is professional installation required?
Cooling system hose replacement involves draining and bleeding the coolant system. Professional installation is recommended to ensure proper sealing and to prevent air pockets that can cause overheating or heater performance issues.
