Skip to product information
1 of 1


Mishimoto Aluminum Radiator BMW 323i | 328i | 330i 1999-2006

Mishimoto Aluminum Radiator BMW 323i | 328i | 330i 1999-2006

Regular price $584.77 USD
Regular price Sale price $584.77 USD
Sale Sold out

The Mishimoto Performance Aluminum Radiator for BMW E46 non-M vehicles is designed and engineered to reduce coolant temperatures by 19°F (10.5°C), and to protect your car from overheating during aggressive driving or hot lapping sessions. It is the ideal upgrade for your 3-series, and will outlast the weak stock plastic radiators. The Mishimoto BMW E46 radiator features a large two-row core, 100% brazed aluminum construction, and polished end tanks, resulting in greatly improved cooling efficiency for your engine. The engineers at Mishimoto designed this E46 radiator to feature a 20% increase in coolant capacity over the stock radiator. The Mishimoto E46 radiator also improves coolant surface are by 18% and air surface area by 41%. This aluminum radiator is an ideal upgrade to keep your E46 running cool!This innovative radiator design features CNC inlets and outlets that work perfectly with your stock plastic quick-disconnect and Mishimoto E46 Non-M Radiator Hoses! The Mishimoto BMW E46 radiator comes in two separate versions for manual and automatic transmissions; with the automatic transmission model featuring an auxiliary inlet port for the stock automatic transmission cooler connection. Every Mishimoto aluminum radiator is a direct-fit making installation effortless. Like all Mishimoto BMW performance parts, this radiator includes the Mishimoto Lifetime Warranty, ensuring superb product quality and craftsmanship.


  • Direct fit for the 1999-2006 BMW E46 323i / 325i / 328i / 330i
  • Installs in one hour
  • Reduces coolant temperatures by 19°F (10.5°C) compared to the stock radiator
  • Fully brazed aluminum core with TIG-welded end tanks
  • Precision designed CNC-machined quick-disconnect fittings mate perfectly with stock hoses and Mishimoto BMW E46 Non-M Silicone Radiator Hoses
  • 18% increase in coolant surface area
  • 41% increase in air surface area
  • 20% increase in coolant capacity
  • Fits perfectly with stock electric fan and Mishimoto BMW E46 Non-M Performance Fan Shroud
  • Fits with the stock or the upcoming Mishimoto aluminum expansion tank
  • Mishimoto Lifetime Warranty
Purchase Includes:
  • (1) Mishimoto Radiator
  • (1) Magnetic Drain Plug
  • Mounting Hardware
  • Mishimoto Lifetime Warranty
Product Specs:
  • Material: Aluminum
  • Overall Height: 27.75
  • Drain Plug Thread Size: (M12) x 1.5
  • Overall Length: 18.63
  • Tank Wall Thickness: 0.08
  • Outlet: 1.3
  • Rows: 2
  • Inlet: 1.5
  • Coolant Capacity: 2.51
  • Dual Pass: False
  • Overall Width: 3.75
  • Core Length: 22.88
  • Core Height: 17.75
  • Core Thickness: 1.5
  • Overall Length (in): 18.63
  • Overall Height (in): 27.75
  • Overall Width (in): 3.75
  • Rows: 2
Vehicle Specs:
  • Chassis Codes
    • E46
  • Fits
    • 1999-2000 BMW 328i (E46, all bodies)
    • 1999-2000 BMW 323i (E46, all bodies)
    • 2001-2005 BMW 325i (E46, all bodies)
    • 2001-2006 BMW 330i (Including ZHP Models)
View full details