Rein EPT0015 Engine Coolant Reservoir

Brand Rein EPT0015
Application Type Applicationspecific
Bullet Point 1 Produced from virgin plastic meeting/exceeding oe specifications
Bullet Point 2 Resistant to cracking and wear from heat cycles preventing coolan
Bullet Point 3 Direct fitment allows easy installation
Bullet Point 4 Manufactured to strict engineering standards/specifications in ma
Container Type Bx
Country of Origin Cn
Item Height 5.5100
Item Length 14.5600
Item Level GTIN 843266074695
Item Qty 1
Item Quantity Size 1
Item Quantity Size UOM Ea
Item UOM Ea
Item Weight 2.3700
Item Weight Unit UOM Lb
Item Width 5.7000
Product Desc Extended 240 Rein oe quality expansion tanks are designed to handle heat cycle
Product Desc Invoice 40 Rein expansion tank
Product Desc Long 80 Rein oe quality expansion tank
Product Desc Short 20 Expansion tank
Fits BMW · 9 vehicles

OE quality. Expansion tank made to match or exceed original materials.

Virgin plastic. No regrind helps resist cracking from heat cycles.

Direct fitment. Installs easily with an OE-style application-specific design.

Cross-references URO 17111436381 for the same application. See all 1.

$52.36Free shipping
In stock · usually ships same day before 1pm CST
Step 1 — Confirm fitment
Free return shipping if it doesn't fit when you check fitment here first.
Select your vehicle to confirm fitment
Verify this part fits before purchasing — free returns if it doesn't
Step 2 — Quantity
Order total $52.36
Free shipping to the continental U.S.
Free returns within 60 days if it doesn't fit when fitment is verified.

OE Quality Expansion Tank for BMW Cooling Systems

The Rein EPT0015 engine coolant reservoir is an OE-quality expansion tank built for BMW cooling system service. It is made from virgin plastic to help resist heat-cycle cracking and maintain durable, long-term performance in daily driving.

  • Produced from virgin plastic meeting or exceeding OE material specifications
  • Resists cracking and wear caused by repeated heat cycles
  • Direct-fit design supports straightforward installation
  • Built to strict engineering standards for material quality and tolerances
  • OE-style replacement for BMW 528i, 525i, and 530i applications

Fitment and Application Details

Compatible with 1999 BMW 528i from 9/98, 1999-2000 BMW 528i, 2001-2003 BMW 525i, and 2001-2003 BMW 530i. This Rein EPT0015 expansion tank is a direct replacement for the original coolant reservoir used in these BMW 5 Series applications, including BMW 528i and BMW 530i cooling system repairs.

This part cross-references URO 17111436381 for the same application.

What This Part Helps Address

  • Coolant loss caused by a cracked reservoir
  • Expansion tank failure from repeated engine heat cycles
  • Leaks at the coolant reservoir housing
  • Replacement needs during BMW cooling system maintenance
  • Fitment issues from worn or damaged OE-style plastic tanks

Installation Notes

Verify vehicle year and model before installation. This Rein EPT0015 coolant reservoir is application-specific, so confirm the BMW 528i, 525i, or 530i fitment listed above before replacing the original tank. Inspect connected hoses, caps, and seals during service to help prevent repeat cooling system leaks.

Quality Assurance

Rein Automotive designs OE-quality expansion tanks to match original fit, form, and function. The use of virgin plastic and controlled manufacturing tolerances supports durability and consistent performance in BMW cooling system applications.

This part fits 9 vehicles
Always verify fitment with your vehicle's VIN if unsure. Submodel & trim restrictions may apply.
YearMakeModelBody TypeLitersCylindersPositionNotes
2003BMW525i2.5LL6N/A
2003BMW530i3.0LL6N/A
2002BMW525i2.5LL6N/A
2002BMW530i3.0LL6N/A
2001BMW525i2.5LL6N/A
2001BMW530i3.0LL6N/A
2000BMW528i2.8LL6N/A
1999BMW528iSedan2.8LL6N/AFrom 9/98
1999BMW528iWagon2.8LL6N/A
Directly replaces or cross-references 1 part number
Cross-reference numbers are provided for identification purposes only. Always confirm fitment before ordering.
URO — 17111436381