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See Other BMW Z4 Automatic Transmission Oil Coolers
2003-2005 BMW 323Ci Automatic Transmission Oil Cooler Mishimoto

2003 - 2005 BMW Z4 Automatic Transmission Oil Cooler (Mishimoto)

✗ OUT OF STOCK
$56.95
Save up to 80% vs List Price!

ℹ️ Product Notes

The factory transmission oil cooler on your 1999-2005 BMWE46 is a liquid-to-liquid cooling unit, utilizing the engine's cooling system to cool the transmission fluid during warm outside temperatures and warm the fluid during cold outside temperatures. Though these designs are tried and true, they eventually wear out and fail, leading to leaking coolant into your transmission fluid. Mixing coolant into your transmission fluid can have catastrophic results, and can cost thousands of dollars in rebuilding or replacing the transmission.---- The Mishimoto Replacement Transmission Oil Cooler is a direct fit to the OEM, making it easy-to- install and is equivalent to the OEM Specifications of performance. This product requires no modifications and is backed by Mishshmoto’s Lifetime warranty. Replace your transmission cooler and prevent premature failure.
Brand: Mishimoto
Condition: New
See Other BMW Z4 Automatic Transmission Oil Coolers
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🛡️ Lifetime Warranty Included

This part comes with our industry-leading lifetime warranty. Shop with confidence!

SKU #
B095A02
  • Direct Fit for 2003 - 2005 BMW Z4
  • New Condition
  • Mishimoto Quality
  • Easy Installation - No Modifications
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Product Specifications


Detailed specifications and attributes for this part:

Attribute Value
Install Difficulty N/a
SellingPoint01 Direct Fit For 1999-2005 Bmw E46
SellingPoint02 Equivalent To Oem Specifications For Fit And Function
SellingPoint03 Replaces Leaking Or Failing Factory Transmission Oil Cooler
SellingPoint04 Durable, Corrosion-resistant Aluminum Construction
SellingPoint05 Includes Bracket For Easy Installation
SellingPoint06 Utilizes All Factory Lines And Hardware
SellingPoint07 No Modification Required For Installation
SellingPoint08 Includes Mishimoto Lifetime Warranty
SellingPoint09 N/a
SellingPoint10 N/a
SellingPoint11 N/a
SellingPoint12 N/a
SellingPoint13 N/a
SellingPoint14 N/a
SellingPoint15 N/a
TechSpec Applications 2000 Bmw 323ci I6 2.5l--1999-2000 Bmw 323i I6 2.5l--2001-2006 Bmw 325ci I6 2.5l--2001-2005 Bmw 325i I6 2.5l--2001-2005 Bmw 325xi I6 2.5l--2000 Bmw 328ci I6 2.8l--2001-2006 Bmw 330ci I6 3.0l--2001-2005 Bmw 330i I6 3.0l--2001-2005 Bmw 330xi I6 3.0l--2001-20
TechSpec Caution N/a
TechSpec Chassis Codes E46--e83--e85
TechSpec Core Construction Stacked Plate
TechSpec Core Height (in) 3.05
TechSpec Core Length (in) 6.5
TechSpec Core Thickness (in) 1.81
TechSpec Engine Codes M52--m54--s54
TechSpec Includes (1) Oil Cooler-- (2) Oil Cooler O-rings--mishimoto Lifetime Warranty
TechSpec Inlet 14mm
TechSpec Installation Notes N/a
TechSpec Outlet 14mm
TechSpec Overall Height (in) 2.74
TechSpec Overall Length (in) 8.52
TechSpec Overall Width (in) 3.08
TechSpec Rows M/a

Vehicle Fitment Guide

This part fits the following vehicles:

BMW
Z4 2003-2005 (tapclick to expand)(tapclick to hide)
Swipe left/right to see more info
SubmodelSUB-
MODEL		 Body Style Years Engine Attributes
2.5i Convertible 2003 - 2005 L6 2.5L RWD Automatic & Manual
3.0i Convertible 2003 - 2005 L6 3.0L RWD Automatic & Manual

⚠️ Important: Please verify your vehicle's year, make, model, and specifications before ordering. If you're unsure about fitment, contact our customer service team for assistance.

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Shipping Information

We offer fast, reliable shipping on all orders:

  • Ships to all countries via US Postal Service Priority Mail.
  • Most orders ship within 1 business day.
  • Delivery time: 1-4 business days after shipment.
  • International shipping available, including APO/FPO addresses.
  • Tracking information provided for all shipments.
  • Additional handling fees may apply for oversized/overweight packages.

Return Policy

We want you to be 100% satisfied with your purchase. That's why we offer:

  • 120-Day Returns - Return any part within 120 days from date of receipt.
  • Must obtain RMA (Return Merchandise Authorization) number before returning.
  • Parts must be in original condition, uninstalled, unaltered, and in original packaging.
  • Important: Electrical parts are not returnable if unsealed.
  • Please inspect parts upon arrival and notify us within 5 days of receiving incorrect or damaged parts.
  • Refunds processed after warehouse receives return and credited to original payment method.

Warranty

This part comes with a limited lifetime warranty. Warranty begins on the original purchase date.

Warranty does NOT cover:

  • Shipping costs or labor expenses.
  • Installation errors.
  • Parts used for racing.
  • Commercial vehicle parts.

More Information


The factory transmission oil cooler on your 1999-2005 BMWE46 is a liquid-to-liquid cooling unit, utilizing the engine's cooling system to cool the transmission fluid during warm outside temperatures and warm the fluid during cold outside temperatures. Though these designs are tried and true, they eventually wear out and fail, leading to leaking coolant into your transmission fluid. Mixing coolant into your transmission fluid can have catastrophic results, and can cost thousands of dollars in rebuilding or replacing the transmission.---- The Mishimoto Replacement Transmission Oil Cooler is a direct fit to the OEM, making it easy-to- install and is equivalent to the OEM Specifications of performance. This product requires no modifications and is backed by Mishshmoto’s Lifetime warranty. Replace your transmission cooler and prevent premature failure.

Fits Years: 2003 2004 2005

Fits Models: Z4

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