Koyo Radiator — Fits 1988-1999 BMW 3-Series E36 inc. M3 (6 Cyl. MT)

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SKU: KOYHH422674
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Sale price$421.99 Regular price$484.60
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Car Wheel Size Chart

Wheel Diameter (inches) Tire Width (mm) Aspect Ratio Rim Width (inches)
14185655.5
15195606.0
16205556.5
17215507.0
18225457.5
19235408.0
20245358.5

Note: Wheel and tire sizes vary by car make and model. Always consult your vehicle’s manufacturer for exact specifications.

How to Read Tire Size

Example: 225/45R17 means:

  • 225 = Tire width in mm
  • 45 = Aspect ratio (height as % of width)
  • R17 = Rim diameter in inches

Product Details

Product Description
Part Numbers
Sizing & Fit

About Koyo

Koyo engineers high-quality automotive parts and accessories trusted by enthusiasts and shops across North America. At GGCRACING we stock the full Koyo lineup with fast shipping and expert fitment support — order with confidence.

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Koyo Radiator for 1988-1999 BMW 3-Series (E36) & M3 (6-Cyl. MT)

Maintain optimal engine temperatures in your BMW 3-Series or M3 (E36 chassis) with this high-quality Koyo Radiator. This radiator is specifically designed for models equipped with 6-cylinder engines and manual transmissions, including the iconic E36 M3. Koyo radiators are engineered for superior heat dissipation and durability, ensuring reliable cooling performance for both daily driving and spirited performance applications.

Key Features and Benefits:

  • Enhanced Cooling Efficiency: Advanced core design provides superior heat transfer compared to stock radiators, preventing overheating.
  • Direct Fitment: Engineered for a precise fitment in E36 chassis vehicles with 6-cylinder engines and manual transmissions.
  • Durable Construction: Built with high-quality materials to withstand the demands of performance driving and extended use.
  • Restores Cooling Performance: An ideal replacement for aging or failing original radiators, ensuring consistent engine temperature management.
  • Compatibility: Suitable for a wide range of 6-cylinder E36 models, including the M3, 325i, 325is, 328i, and 328is.

Vehicle Fitment:

This Koyo radiator fits the following BMW models (6-Cylinder, Manual Transmission ONLY):

  • 1988-1995 BMW 325i / 325is
  • 1988-1991 BMW 325iX
  • 1996-2000 BMW 328i / 328is
  • 1995-1999 BMW M3
  • 1997-1999 BMW Z3 Roadster (6-Cyl. MT)
  • 1999 BMW Z3 Coupe (6-Cyl. MT)

Also fits E30 models with M20 6-cylinder engines (1988-1991). Ensure your BMW stays cool and performs at its best. Get this essential cooling upgrade from GGCRACING!

Vehicle Fitment

Years Make Model Trim
1998-2000 BMW 323i Base
1998-1999 BMW 323is Base
1988-1995 BMW 325i Base
1988-1991 BMW 325iX Base
1988-1995 BMW 325is Base
1996-2000 BMW 328i Base
1996-1999 BMW 328is Base
1995 BMW M3 Lightweight
1995-1999 BMW M3 Base
1999 BMW Z3 Coupe

Product Details

Product Description
Part Numbers
Sizing & Fit

About Koyo

Koyo engineers high-quality automotive parts and accessories trusted by enthusiasts and shops across North America. At GGCRACING we stock the full Koyo lineup with fast shipping and expert fitment support — order with confidence.

Watch in action

Koyo Radiator for 1988-1999 BMW 3-Series (E36) & M3 (6-Cyl. MT)

Maintain optimal engine temperatures in your BMW 3-Series or M3 (E36 chassis) with this high-quality Koyo Radiator. This radiator is specifically designed for models equipped with 6-cylinder engines and manual transmissions, including the iconic E36 M3. Koyo radiators are engineered for superior heat dissipation and durability, ensuring reliable cooling performance for both daily driving and spirited performance applications.

Key Features and Benefits:

  • Enhanced Cooling Efficiency: Advanced core design provides superior heat transfer compared to stock radiators, preventing overheating.
  • Direct Fitment: Engineered for a precise fitment in E36 chassis vehicles with 6-cylinder engines and manual transmissions.
  • Durable Construction: Built with high-quality materials to withstand the demands of performance driving and extended use.
  • Restores Cooling Performance: An ideal replacement for aging or failing original radiators, ensuring consistent engine temperature management.
  • Compatibility: Suitable for a wide range of 6-cylinder E36 models, including the M3, 325i, 325is, 328i, and 328is.

Vehicle Fitment:

This Koyo radiator fits the following BMW models (6-Cylinder, Manual Transmission ONLY):

  • 1988-1995 BMW 325i / 325is
  • 1988-1991 BMW 325iX
  • 1996-2000 BMW 328i / 328is
  • 1995-1999 BMW M3
  • 1997-1999 BMW Z3 Roadster (6-Cyl. MT)
  • 1999 BMW Z3 Coupe (6-Cyl. MT)

Also fits E30 models with M20 6-cylinder engines (1988-1991). Ensure your BMW stays cool and performs at its best. Get this essential cooling upgrade from GGCRACING!

Vehicle Fitment

Years Make Model Trim
1998-2000 BMW 323i Base
1998-1999 BMW 323is Base
1988-1995 BMW 325i Base
1988-1991 BMW 325iX Base
1988-1995 BMW 325is Base
1996-2000 BMW 328i Base
1996-1999 BMW 328is Base
1995 BMW M3 Lightweight
1995-1999 BMW M3 Base
1999 BMW Z3 Coupe

Product Details

Product Description

About Koyo

Koyo engineers high-quality automotive parts and accessories trusted by enthusiasts and shops across North America. At GGCRACING we stock the full Koyo lineup with fast shipping and expert fitment support — order with confidence.

Watch in action

Koyo Radiator for 1988-1999 BMW 3-Series (E36) & M3 (6-Cyl. MT)

Maintain optimal engine temperatures in your BMW 3-Series or M3 (E36 chassis) with this high-quality Koyo Radiator. This radiator is specifically designed for models equipped with 6-cylinder engines and manual transmissions, including the iconic E36 M3. Koyo radiators are engineered for superior heat dissipation and durability, ensuring reliable cooling performance for both daily driving and spirited performance applications.

Key Features and Benefits:

  • Enhanced Cooling Efficiency: Advanced core design provides superior heat transfer compared to stock radiators, preventing overheating.
  • Direct Fitment: Engineered for a precise fitment in E36 chassis vehicles with 6-cylinder engines and manual transmissions.
  • Durable Construction: Built with high-quality materials to withstand the demands of performance driving and extended use.
  • Restores Cooling Performance: An ideal replacement for aging or failing original radiators, ensuring consistent engine temperature management.
  • Compatibility: Suitable for a wide range of 6-cylinder E36 models, including the M3, 325i, 325is, 328i, and 328is.

Vehicle Fitment:

This Koyo radiator fits the following BMW models (6-Cylinder, Manual Transmission ONLY):

  • 1988-1995 BMW 325i / 325is
  • 1988-1991 BMW 325iX
  • 1996-2000 BMW 328i / 328is
  • 1995-1999 BMW M3
  • 1997-1999 BMW Z3 Roadster (6-Cyl. MT)
  • 1999 BMW Z3 Coupe (6-Cyl. MT)

Also fits E30 models with M20 6-cylinder engines (1988-1991). Ensure your BMW stays cool and performs at its best. Get this essential cooling upgrade from GGCRACING!

Vehicle Fitment

Years Make Model Trim
1998-2000 BMW 323i Base
1998-1999 BMW 323is Base
1988-1995 BMW 325i Base
1988-1991 BMW 325iX Base
1988-1995 BMW 325is Base
1996-2000 BMW 328i Base
1996-1999 BMW 328is Base
1995 BMW M3 Lightweight
1995-1999 BMW M3 Base
1999 BMW Z3 Coupe

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