Key attributes
|
Car Model |
For BMW E46 and X3 |
Material |
Aluminum |
|
TONGSHI NO. |
BM-O016 |
Certification |
IATF16949 |
|
OE NO. |
17227505826 |
Packing |
Neutral packing/Customized packing/ TONGSHI packing |
|
HS Code |
8708911000 |
Product name |
oil cooler for BMW E46 and X3 |
|
MOQ |
30PCS |
Brand Name |
TONGSHI |

Product feature
1. SYSTEMEFFICIENCYIMPROVEMENT
Cool lubricating oil reduces engine internal operating resistance, delivers smoother power output, and effectively improves overall fuel efficiency for long-term operation.
2. OVERHEATINGFAILUREPREVENTION
Eliminates sudden mechanical faults such as engine knock and hydraulic system jamming caused by excessive oil temperature, ensuring continuous and stable equipment operation.
3. SEALPROTECTIONPERFORMANCE
Prevents rubber seals and gaskets from high-temperature hardening and cracking, effectively lowering oil leakage risks and improving overall equipment tightness.
4. MULTISYSTEMCOMPATIBILITY
Features strong universal adaptability, perfectly matching various mechanical devices including automotive engines, hydraulic equipment, gearboxes and marine power systems for wide application scenarios.
Prodection details

Product Parameter
|
Car Model |
For BMW E46 and X3 |
|
TONGSHI NO. |
BM-O016 |
|
OE NO. |
17227505826 |
|
HS Code |
8708911000 |
|
Origin |
China |
|
After-sales Service |
12 Months |


FAQ
Q: 1. Do you supply transmission oil coolers?
A: Yes. Our product lineup includes painted, unpainted and universal transmission oil coolers to fit diverse vehicle and aftermarket demands.
Q: 2. What is the production capacity and output of your transmission oil coolers?
A: We officially launched transmission oil cooler production in October 2021. The stable monthly output is 6,000–7,000 pieces, with a maximum monthly production capacity of 10,000 pieces. The annual output reached 80,000 pieces in 2024. We currently offer 250 available models, with new styles under continuous development.
Q: 3. What are the capabilities of your CNC center?
A: Our CNC center supports mature and efficient customized development. It has developed over 1,000 types of profiles and 1,800 types of mass-producible parts, with a fast product development cycle of 15 days.
Q: 4. What is the annual output of your CNC center?
A: The CNC center delivers an annual output of over 2.4 million precision accessories. These components widely support the production of condensers, evaporators, oil coolers, intercoolers, full-aluminum water tanks, heaters and other thermal system products for both domestic and overseas markets.
Q: 5. What is the monthly output of your evaporators?
A: We maintain a stable monthly evaporator output of 3,000 to 4,000 pieces to support steady order delivery.
Q: 6. What types and specifications of evaporators do you provide?
A: We cover mainstream evaporator categories and complete size specifications: parallel flow evaporators in 35mm, 38mm and 48mm; stacked evaporators in 58mm, 65mm and 74mm; as well as Haval structural evaporators.
Q: 7. How many evaporator SKUs do you currently have?
A: We have 450 mature evaporator SKUs in stock and mass production, with more new models still under ongoing development.
Q: 8. What international exhibitions has your company attended?
A: We actively participate in global influential auto industry exhibitions, including Automechanika Shanghai, Canton Fair, Automechanika Frankfurt, AAPEX, MIMS Moscow, Automec Brazil and other professional overseas exhibitions.
Q: 9. Do you produce generator and forklift radiators?
A: Yes. We professionally manufacture dedicated radiators for generators and forklifts, meeting the heat dissipation demands of engineering and power equipment.
Q: 10. What other auto spare parts can you support?
A: Besides core thermal system products, we provide one-stop procurement support for various auto spare parts, including electronic fans, blower motors, water pumps, engine oil coolers, compressors, brake pads and more.
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