HomeBelts and Cooling > Hoses and PipesRein CHE0050P Engine Coolant Hose - Engine To Heat Exchanger
Part #: CHE0050P

Rein CHE0050P Engine Coolant Hose - Engine To Heat Exchanger

Engine To Heat Exchanger
11 vehicles fit this part
Select your vehicle to confirm fitment
Verify this part fits before purchasing — free returns if it doesn't
$27.53Free Shipping
Free ShippingNo Cost to Continental U.S.
Free Returns*Wrong fit? No cost
60-Day ReturnsMoney back guarantee
*Free return shipping only qualifies if our fitment verification tool is used.
In Stock · Ready To Ship Most orders ship same-day if ordered before 1pm CST.
OE Direct Replacement — Bolt-on fit, no modifications needed
Fitment: BMW, 540i, 740i, and 740iL
Easy Returns — Return within 60 days for a full refund
Fast Shipping — Most orders ship same business day before 1pm CST

Reliable Engine Coolant Hose for BMW 540i and 740i Models

The Rein CHE0050P engine coolant hose is designed specifically for BMW 540i, 740i, and 740iL models. Engineered to reduce installation time and prevent leaks, this hose offers a precise fit without the need for cutting or adjustments.

  • Application specific design for BMW 540i, 740i, and 740iL
  • Reduces installation time with no cutting or refitting required
  • Prevents leaks by eliminating reuse of old quick connectors
  • Resistant to heat, salt, road debris, oil, and other contaminants
  • Constructed from durable EPDM material meeting SAE J20R4-D1 standards
  • Centerline length of 6.3 inches (16.002 cm) with 0.69 inch (1.75 cm) inside diameter ends

Durable Construction and Precise Fitment

This Rein engine coolant hose (part number CHE0050P) is manufactured in Germany using high-quality EPDM material, known for its resistance to heat, oil, and environmental contaminants. The hose features a single type design with consistent inside diameters of 0.69 inches (1.75 cm) on both ends, ensuring a secure and leak-free connection. Its black color and 6.3-inch centerline length make it an exact replacement for the original equipment on compatible BMW models.

Compatible BMW Models and Applications

This engine coolant hose is application specific and compatible with BMW 540i, 740i, and 740iL vehicles. It is designed to replace worn or damaged hoses in the cooling system, maintaining optimal engine temperature and preventing coolant leaks.

  • Replaces old or damaged engine coolant hoses
  • Prevents coolant leaks and overheating issues
  • Eliminates problems caused by reusing old quick connectors
  • Protects against damage from road debris and contaminants
  • Maintains proper coolant flow for engine efficiency

Installation Notes and Tips

The Rein CHE0050P hose is designed for straightforward installation with no cutting, refitting, or adjusting required. Ensure that the hose ends match the specified inside and outside diameters for a proper seal. Inspect quick connectors and replace if necessary to avoid leaks. Use appropriate clamps and verify secure connections before operating the vehicle.

Quality Assurance and Standards

Manufactured to meet SAE J20R4-D1 industry standards, this Rein engine coolant hose offers reliable performance under demanding conditions. The EPDM material provides resistance to heat, salt, oil, and road debris, contributing to long service life. While no heat shield is included, the hose’s construction supports durability in typical engine environments. Rein backs this product with quality manufacturing processes consistent with German engineering standards.

BrandRein
Part NumberCHE0050P
Application TypeApplication Specific
Centerline Length Inches6.3000
Centerline Length Metric16.0020000
ColorBlack
Container TypeBG
Country of OriginDE
Heat Shield IncNo
Hose End 1 Inside Diameter Inches0.6900
Hose End 1 Inside Diameter Metric1.7526000
Hose End 1 Outside Diameter Inches0.9800
Hose End 1 Outside Diameter Metric2.4892000
Hose End 2 Inside Diameter Inches0.6900
Hose End 2 Inside Diameter Metric1.7526000
Hose End 2 Outside Diameter Inches0.9800
Hose End 2 Outside Diameter Metric2.4892000
Hose End 3 Inside Diameter Inches0.0000
Hose End 3 Inside Diameter Metric0.0000000
Hose End 4 Inside Diameter Inches0.0000
Hose End 4 Inside Diameter Metric0.0000000
Hose End 5 Inside Diameter Inches0.0000
Hose End 5 Inside Diameter Metric0.0000000
Hose MaterialEPDM
Hose TypeSingle
Industry StandardsSAE J20R4 -D1
Item Height2.0000
Item Length5.0000
Item Level GTIN843266046739
Item Qty1
Item UOMEA
Item Weight0.1300
Item Weight Unit UOMLB
Item Width3.5000
Link to Manufacturer Pagewww.reinautomotive.com
Maximum Working Pressure0.0000
Product Desc Extended 240Rein OE Quality water hoses are designed to be direct replacements for OE hoses and assemblies. Rein hoses are identical, from the size and shape of their branches to the thermoplastic quick connect fittings as called for by the OE
Product Desc Invoice 40Rein Water Hose
Product Desc Long 80Rein OE Quality Water Hose
Product Desc Short 20Water Hose
Protective Shield IncNo
Qty of Quick Connect Fittings2
Tech NoteComplete OE Quality Direct Fit European Hose

This part fits 11 vehicles. Search below:

YearMakeModelLitersCylindersPositionNotes
2003BMW540i4.4LV8Engine To Heat ExchangerQuick Connectors included for easy installation of HVAC heater hose.
2002BMW540i4.4LV8Engine To Heat ExchangerQuick Connectors included for easy installation of HVAC heater hose.
2001BMW540i4.4LV8Engine To Heat ExchangerQuick Connectors included for easy installation of HVAC heater hose.
2001BMW740i4.4LV8Engine To Heat ExchangerQuick Connectors included for easy installation of HVAC heater hose.
2001BMW740iL4.4LV8Engine To Heat ExchangerQuick Connectors included for easy installation of HVAC heater hose.
2000BMW540i4.4LV8Engine To Heat ExchangerQuick Connectors included for easy installation of HVAC heater hose.
2000BMW740i4.4LV8Engine To Heat ExchangerQuick Connectors included for easy installation of HVAC heater hose.
2000BMW740iL4.4LV8Engine To Heat ExchangerQuick Connectors included for easy installation of HVAC heater hose.
1999BMW540i4.4LV8Engine To Heat ExchangerFrom 9/98, w/Quick Connectors
1999BMW740i4.4LV8Engine To Heat ExchangerFrom 9/98, w/Quick Connectors
1999BMW740iL4.4LV8Engine To Heat ExchangerFrom 9/98, w/Quick Connectors

* Always verify fitment with your vehicle's VIN if unsure. Submodel & trim restrictions may apply.

This part directly replaces or is cross-referenced with the following part numbers:

Cross-reference numbers are provided for identification purposes only. Always confirm fitment before ordering.