Koyorad Performance Radiator
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Koyorad Performance Radiator - BMW M3 (F80) / M4 (F82/F83) / M2 Competition (F87)
Koyorad has spent decades building aluminium radiators for serious performance and motorsport applications, and this unit brings that same engineering to the S55-powered BMW M cars. It's a direct bolt-in replacement designed to handle the sustained heat load of track driving without any modification to your existing setup.
This listing covers the BMW M3 (F80), M4 (F82) Coupe, M4 (F83) Convertible, and M2 Competition (F87), all fitted with the S55B30T0 3.0L twin-turbo inline-six, across both manual and M-DCT transmissions.
Specifications
- Part Number: KV423704 / KL423704
- Core Thickness: 53mm
- Core Dimensions (H x W): 535 x 416/426mm
- Tube Pitch: 60/60 x 432mm
- Construction: All aluminium, Nocolok furnace brazed, hand Heliarc welded
- Billet filler neck
- Retains OEM fan shroud mounts and stock hose connections
- Sold individually
Vehicle compatibility, OEM part numbers, and fitment notes are provided in the tabs above. Please ensure your vehicle's year and configuration are confirmed before ordering.
Not sure if this radiator suits your build? Contact our team at sales@chicaneaustralia.com.au for expert advice.
Vehicle Compatibility
| Make | Model | Chassis | Engine |
|---|---|---|---|
| BMW | M2 Competition | F87 | S55B30T0 |
| BMW | M3 | F80 | S55B30T0 |
| BMW | M4 | F82 | S55B30T0 |
| BMW | M4 | F83 | S55B30T0 |
Technical Specifications
| Spec | Value |
|---|---|
| Core Thickness | 53 mm |
| Core Dimensions (H x W) | 535 x 416/426 mm |
| Tube Pitch | 60/60 x 432 mm |
| Construction | All aluminium, Nocolok brazed, Heliarc welded |
| Transmission Compatibility | Manual & M-DCT |
| Engine Compatibility | S55B30T0 3.0L Twin-Turbo Inline-6 |
| Fan Shroud | Retains OEM mounts |
| Hoses | Compatible with stock radiator hoses |
| Fitment | Direct bolt-in, no modifications required |
| Cross Reference | Koyorad VH423704 / KL423704; BMW OEM 1711 2 284 608; CSF 8075 |
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