11 53 1 437 526 Engine Coolant Thermostat Key Benefits for B2B Buyers
Supports OE-based fitment review for BMW E39 and E38 applications.
Helps regulate coolant flow and engine operating temperature through thermostat valve operation.
Confirmed opening temperature of 105°C / 221°F supports clearer product matching for distributor quotation review.
Suitable for aftermarket cooling system replacement demand, wholesale supply, and distributor inventory planning.
Supports Brand Packaging, Neutral Packaging, Customized Packaging, barcode labels, carton marking, and private label requirements.
11 53 1 437 526 Engine Coolant Thermostat OE and Cross Reference Numbers
Reference Type | Number | Notes |
OE Number | 11 53 1 437 526 | Primary OE reference for product matching |
OE Number | 11 53 1 704 324 | Secondary OE-based matching reference for distributor review |
BMW E39 E38 Engine Coolant Thermostat Vehicle Fitment and Application
Brand | Model / Series | Notes |
BMW | E39 | OE-based application reference; confirm by OE number before bulk ordering |
BMW | E38 | OE-based application reference; application may vary by market, production year, and engine version |
Please confirm by OE number, vehicle model, year range, engine information, or original part photo before bulk ordering. Application may vary by market, production year, and engine version.
11 53 1 437 526 Engine Coolant Thermostat Specifications for Wholesale Supply
Item | Specification |
Product Type | Engine Coolant Thermostat |
OE Reference Number | 11 53 1 437 526, 11 53 1 704 324 |
Function | Controls coolant flow and supports engine operating temperature regulation within the cooling system |
Opening Temperature | 105°C / 221°F |
Application | BMW E39, BMW E38 |
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 and distributor supply |
Warranty | 12 Months |
Engine Coolant Thermostat FAQ for Importers and Distributors
How can I confirm whether this engine coolant thermostat is the correct match before bulk ordering?
Please send the OE number, vehicle brand, model, year range, engine code or displacement if available, VIN if available, original thermostat photos, housing photos, outlet position, connector or sensor details if any, and opening temperature. For this product, OE reference 11 53 1 437 526 and the 105°C / 221°F opening temperature are useful matching details for distributor quotation review.
What are the MOQ, usual lead time, and payment term for this engine coolant thermostat?
The MOQ is 50–100 pcs. The usual lead time is 60 days. The payment term is 100% T/T in advance. For private label or distributor packaging orders, buyers should confirm label design, carton marking, barcode requirements, and packing preferences before production arrangement.
Why is this BMW E39 E38 engine coolant thermostat suitable for aftermarket wholesalers and distributors?
This engine coolant thermostat follows OE-based purchasing logic, making it suitable for buyers who match products by OE reference, application, and original part details. It supports aftermarket cooling system replacement demand for BMW E39 and E38 applications, especially for importers and distributors managing replacement parts inventory.
What are the common signs that this engine coolant thermostat may need replacement?
Common thermostat-related replacement signs may include engine overheating, slow warm-up, unstable temperature gauge readings, poor cabin heating, thermostat stuck open, thermostat stuck closed, or coolant leakage around the thermostat housing or seal if applicable. These signs should be reviewed from an aftermarket product matching perspective before bulk procurement.
Do you support brand packaging, neutral packaging, customized packaging, logo printing, barcode labels, or carton marking?
Yes. Elecdura supports Brand Packaging, Neutral Packaging, and Customized Packaging for qualified B2B buyers. For wholesale orders of 11 53 1 704 324 engine coolant thermostat, we can also support private label requirements, logo printing, barcode labels, and carton marking according to distributor project needs.
What warranty do you provide for this engine coolant thermostat, and how are quality issues handled after shipment?
The warranty is 12 Months. If a quality issue occurs after shipment, buyers can provide photos, videos, OE details, quantity involved, batch information, and a clear issue description for review. The claim process is handled based on confirmed product information and actual order details.
What information should I send to get an accurate quotation for this engine coolant thermostat?
Please send the OE number, vehicle details, target quantity, destination market or port, packing preference, branding requirements, and opening temperature. If housing, gasket, seal, connector, or sensor details are required for matching, please also provide original part photos or sample information.
