60 days
Distributors, Wholesalers
Specific materials, packaging and branding
50-100
IATF 16949/ISO 9001/ISO 14001/CE
12 Months
Brand / Neutral / Customized Packaging
| Availability: | |
|---|---|
Product Description
Designed as an OE-grade aftermarket replacement for BMW 11538631943 cooling system applications.
Supports controlled coolant flow and stable engine operating temperature during warm-up and normal circulation.
Suitable for buyers sourcing a fitment-focused thermostat / heat management module for BMW passenger vehicle platforms.
Helps reduce mismatch risk in bulk purchasing when ordered by OE number, vehicle series, model, and engine application.
Suitable for wholesalers, distributors, importers, and private label buyers looking for repeat-order aftermarket cooling system parts.
Supports Brand / Neutral / Customized Packaging, with private label, barcode label, and carton marking arrangements for bulk supply
| OE Number | Year | Engine | Applicable Model(s) |
|---|---|---|---|
| 11538631943 | 2017+ | B38C | BMW 2 Series Gran Tourer F46 218i |
| 2018+ | B38B | BMW 2 Series Gran Tourer LCI F46 216i | |
| 2018+ | B38C | BMW 2 Series Gran Tourer LCI F46 218i | |
| 2018+ | B48C | BMW 2 Series Gran Tourer LCI F46 220i | |
| 2018+ | B38B | BMW 2 Series Active Tourer LCI F45 216i | |
| 2018+ | B38C | BMW 2 Series Active Tourer LCI F45 218i | |
| 2018+ | B48C | BMW 2 Series Active Tourer LCI F45 220i | |
| 2018+ | B48D | BMW 2 Series Active Tourer LCI F45 225i xDrive | |
| 2017+ | B38C | BMW X1 F48 sDrive18i | |
| 2017+ | B48C | BMW X1 F48 sDrive20i, xDrive20i | |
| 2019+ | B38C | BMW X1 F48 LCI sDrive18i | |
| 2019+ | B48C | BMW X1 F48 LCI sDrive20i, xDrive20i | |
| 2019+ | B48D | BMW X1 F48 LCI xDrive25i | |
| 2018+ | B38C | BMW X2 F39 sDrive18i | |
| 2018+ | B48C | BMW X2 F39 sDrive20i, xDrive20i | |
| 2019+ | B38B | BMW 1 Series F40 116i | |
| 2019+ | B38C | BMW 1 Series F40 118i | |
| 2019+ | B48C | BMW 1 Series F40 120i | |
| 2019+ | B48D | BMW 1 Series F40 128ti | |
| 2020+ | B38B | BMW 2 Series Gran Coupé F44 216i | |
| 2020+ | B38C | BMW 2 Series Gran Coupé F44 218i | |
| 2020+ | B48C | BMW 2 Series Gran Coupé F44 220i, 220i xDrive | |
| 2017+ | B38B | MINI Clubman F54 One | |
| 2017+ | B38C | MINI Clubman F54 Cooper | |
| 2017+ | B48C | MINI Clubman F54 Cooper S, Cooper S ALL4 | |
| 2017+ | B38B | MINI 5-Door Hatch F55 One, One First | |
| 2017+ | B38C | MINI 5-Door Hatch F55 Cooper | |
| 2017+ | B48C | MINI 5-Door Hatch F55 Cooper S | |
| 2021+ | B38B | MINI 5-Door Hatch F55 LCI One, One First | |
| 2021+ | B38C | MINI 5-Door Hatch F55 LCI Cooper | |
| 2021+ | B48C | MINI 5-Door Hatch F55 LCI Cooper S | |
| 2017+ | B38B | MINI 3-Door Hatch F56 One, One First | |
| 2017+ | B38C | MINI 3-Door Hatch F56 Cooper | |
| 2017+ | B48C | MINI 3-Door Hatch F56 Cooper S | |
| 2017+ | B48D | MINI 3-Door Hatch F56 JCW | |
| 2021+ | B38B | MINI 3-Door Hatch F56 LCI One | |
| 2021+ | B38C | MINI 3-Door Hatch F56 LCI Cooper | |
| 2021+ | B48C | MINI 3-Door Hatch F56 LCI Cooper S | |
| 2021+ | B48D | MINI 3-Door Hatch F56 LCI JCW | |
| 2017+ | B38B | MINI Convertible F57 One | |
| 2017+ | B38C | MINI Convertible F57 Cooper | |
| 2017+ | B48C | MINI Convertible F57 Cooper S | |
| 2017+ | B48D | MINI Convertible F57 JCW | |
| 2017+ | B38C | MINI Countryman F60 Cooper, Cooper ALL4 | |
| 2017+ | B48C | MINI Countryman F60 Cooper S, Cooper S ALL4 | |
| 2020+ | B38C | MINI Countryman F60 LCI Cooper, Cooper ALL4 | |
| 2020+ | B48C | MINI Countryman F60 LCI Cooper S, Cooper S ALL4 |
| Item | Description |
|---|---|
| Product Name | 11538631943 BMW MINI B38 B48 Engine Coolant Thermostat Heat Management Module Wholesale Supply |
| Product Type | Engine Coolant Thermostat |
| OEM Number | 11538631943 |
| Function | Controls coolant circulation to support engine warm-up, thermal response, and stable operating temperature |
| Housing Type | Heat management module / thermostat housing assembly |
| Seal / Gasket | Related pre-formed seal and O-ring are catalog-listed service items |
| Applicable Engine | B38B, B38C, B48C, B48D |
| Application | BMW and MINI petrol applications shown in the compatibility table |
| MOQ | 50–100 pcs |
| Lead Time | 60 days |
| Payment Term | 100% T/T in advance |
| Packing | Brand / Neutral / Customized Packaging |
| Supply Type | OE-grade aftermarket replacement for wholesale, importer, distributor, and private label supply |
| Warranty | 12 Months |
Elecdura operates advanced production lines for automotive thermostats, ensuring every part meets OEM and aftermarket standards. From assembly to final testing, each step is handled with strict quality control to guarantee consistent performance and reliability.
Elecdura Thermostat Manufacturing Workshop Overview

Quality Control Inspection of Thermostat Manufacturing Process
Engine Thermostat Testing Station in Elecdura Factory

Skilled Workers Assembling Engine Thermostats at Elecdura
Thermostat Assembly Line in Automotive Cooling Parts Factory

Automotive Thermostat Production Equipment in Operation
Elecdura thermostats are produced using high-grade aluminum alloys and reinforced polymer materials, providing excellent resistance to heat and corrosion. Each unit is precisely calibrated to ensure stable temperature control and extended service life across various engine types.
Aluminum engine thermostat housing with polished finish
Close-up of Elecdura thermostat component materials
High-quality automotive thermostat construction details
Reinforced polymer thermostat body with matte surface
Equipped with a wide range of molds, Elecdura can develop new thermostat models quickly to meet diverse OEM and aftermarket demands. We support custom design and private labeling to help our partners expand their product lines efficiently.
Customized thermostat mold development for OEM projects
Thermostat molds and tooling equipment in Elecdura workshop
Every batch of Elecdura thermostats undergoes comprehensive inspection and functional testing. Our production capability supports stable bulk supply for global distributors, ensuring timely delivery and consistent product reliability.
Bulk thermostat products ready for packaging at Elecdura
Rows of finished automotive thermostats in inspection area
Thermostat units arranged for quality verification
ISO 14001
ISO 45001
CE
MSDS

Elecdura collaborates with leading distributors and brands worldwide — helping our partners dominate their local aftermarket. Through professional sourcing, customized product development, and close market research, we've supported clients in becoming the Top 1 aftermarket suppliers in South America. Our integrated marketing and supply capabilities make us more than a factory — we're your strategic growth partner.
Distributor partnership meeting for aftermarket product planning
Successful client collaboration showcased at trade fair booth
Elecdura with international buyer in Brazil Exhibition
Elecdura assisting South American client in aftermarket development
Elecdura team and partners at international auto parts exhibition
Warehouse of Elecdura global partner displaying stocked oil coolers
1. Requirement Discussion
Our sales team will carefully understand your market needs, target vehicle models, and whether the products must meet your country's import standards and certifications, ensuring compliance from the very beginning.

2. Solution & Design
Based on your requirements (such as OEM standards, private labeling, or packaging customization), our engineering team will provide a tailored technical solution and professional advice backed by market experience.

3. Sample Approval
We will provide product samples for your testing. If needed, we can support third-party testing and certification to guarantee legal compliance and suitability in your market.

4. Trial Production
Before mass production, we conduct small-batch production so you can verify stability, compatibility, and collect market feedback, minimizing the risks of large-scale orders.

5. Mass Production
Once approved, we move into bulk production under strict quality control and final inspections, ensuring product consistency across every batch.

6. On-time Delivery
We coordinate the most efficient logistics and customs clearance solutions based on your port or warehouse requirements, making sure the goods arrive safely and on time.

From Latin America to Europe, from Asia to the Middle East, our products are recognized by customers around the globe. By ensuring that every item complies with local regulations and quality standards, we help importers enter their markets with confidence. Let's work hand in hand to open new markets and create long-term success.

For 11538631943 engine coolant thermostat inquiries, please send the OE number, BMW model, year range, engine code or displacement if available, VIN, original part photos, thermostat housing photos, outlet position, and any connector or sensor details if present. If the opening temperature is known, include that as well. This helps reduce ordering risk for importers, distributors, and bulk buyers handling multiple BMW cooling system applications.
For the BMW 11538631943 engine coolant thermostat, our standard MOQ is 50–100 pcs, usual lead time is 60 days, and payment term is 100% T/T in advance. For branded projects, packaging layout, barcode label setup, and carton marking can be coordinated before bulk production.
The 11538631943 aftermarket engine coolant thermostat is suitable for wholesale channels because buyers often purchase cooling system parts by OE-based matching logic, and thermostat replacement remains part of regular cooling system maintenance demand. For importers and distributors, this kind of OE-focused part is practical for catalog expansion, recurring replacement demand, and long-term aftermarket cooperation.
Common symptoms for a 11538631943 engine coolant thermostat include engine overheating, slow warm-up, unstable temperature gauge readings, weak cabin heating, or thermostat stuck open or stuck closed. If the assembly includes housing and gasket, coolant seepage around the housing or sealing area can also indicate replacement demand.
Yes. For BMW engine coolant thermostat 11538631943 orders, we support Brand Packaging, Neutral Packaging, and Customized Packaging. We can also coordinate logo printing, barcode labels, and carton marking according to importer, distributor, or private label project requirements.
We provide a 12 Months warranty for this 11538631943 engine coolant thermostat. If any quality issue is reported after shipment, we review the case based on photos, videos, OE details, affected quantity, and a clear issue description, then follow practical after-sales handling for the specific batch and claim situation.
To quote the 11538631943 engine coolant thermostat accurately, please send the OE number, BMW vehicle details, target quantity, destination market or port, packing preference, branding requirements, opening temperature if known, and whether housing, gasket, or seal is required. For commercial completeness, we can also confirm 100% T/T in advance payment terms and Brand / Neutral / Customized Packaging options in the quotation.
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