Rein Rein Thermostat Assembly E38 740iL 11531437526

Rein Thermostat Assembly E38 740iL

Regulates Engine coolant temperature. Comes with aluminum housing, O-ring, and sensor.
Rein Rein
T#: 34114233 | Part#: 11531437526
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65.54
SALE: $65.54 (5% OFF)
WAS: $68.99 on 08-31-2026

This product was last offered at the strikethrough price on
08-31-2026

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Rein Rein Thermostat Assembly E38 740iL 11531437526
Rein Thermostat Assembly E38 740iL
$65.54

Thermostat Assembly CTA0075  is an essential component for maintaining the optimal operating temperature of any BMW engine. This high-quality thermostat assembly is engineered to regulate coolant flow, ensuring that the engine heats up quickly and operates efficiently while preventing overheating. Designed specifically for BMW vehicles, it provides precise temperature control for enhanced performance and longevity. Available at Turner Motorsport, this direct-fit replacement guarantees a hassle-free installation and reliable operation.

  • Designed specifically for BMW engines for perfect fit and function
  • Regulates coolant flow to maintain optimal engine temperature
  • Prevents overheating and improves engine efficiency
  • Made from durable, high-quality materials for long-lasting performance
  • Direct-fit replacement for easy and straightforward installation
  • Helps enhance overall engine performance and reliability

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Cross Reference
  • 11531437526
  • 11531704324
  • CTA0075

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Lifetime Replacement

This Product Is Covered By Our Lifetime Replacement Program

Products protected by our Lifetime Replacement Program are covered for as long as you own the product, no need to worry about an expiration date. Purchase your products and enjoy some worry-free motoring, knowing we've got you covered.

If you have any questions, would like to learn more or are ready to place a replacement claim, click here!

MAKE MODEL SUBMODEL ENGINE Special Fitment Notes
BMW E38 740i M62 4.4L Use vehicle selector to confirm fitment
BMW E38 740iL M62 4.4L Use vehicle selector to confirm fitment
BMW E39 540i M62 4.4L Use vehicle selector to confirm fitment
*The above product applications have been written by Turner Motorsport. All warranties, product application, fitment, and performance are the responsibility of Turner Motorsport. For additional information see the terms of use.