Wagner Tuning Competition Radiator Kit
Not sure which option fits your application? Contact Us — we're happy to help.
Wagner Tuning Competition Radiator Kit - Mercedes Benz A45/CLA45/GLA45 AMG
Wagner Tuning builds high performance cooling components engineered in Germany for serious power upgrades, and this competition radiator kit is a direct answer to the heat soak issues that plague the M133 turbo engine under sustained load. Designed for the Mercedes Benz A 45 AMG, CLA 45 AMG and GLA 45 AMG, it replaces both the front mounted water cooler and the side mounted water cooler in the indirect charge air cooling circuit.
This listing covers the Mercedes Benz A 45 AMG (since 2013), CLA 45 AMG (since 2013) and GLA 45 AMG (since 2014), SKU 400001001. The kit is plug and play, with installation instructions included.
Specifications
- Front radiator increases coolant volume from 3.99 L to 7.14 L, roughly a 78% increase over OEM
- Front radiator dimensions: 616mm x 362mm x 32mm (OEM: 640mm x 390mm x 16mm)
- Side radiator increases coolant volume from 1.79 L to 3.15 L
- Side radiator dimensions: 252mm x 184mm x 68mm (OEM: 248mm x 180mm x 40mm)
- Heat conductive anti corrosion coating for long term durability
- Lower pressure drop than the stock intercooler circuit
- Plug and play installation, no cutting or modification required
Vehicle compatibility, OEM part numbers, and fitment notes are provided in the tabs above. Please ensure your vehicle's year, trim level, and configuration are confirmed before ordering.
Not sure if this kit suits your build? Contact our team at sales@chicaneaustralia.com.au for expert advice.
Vehicle Compatibility
| Make | Model | Chassis | Engine |
|---|---|---|---|
| Mercedes Benz | A45 AMG | M133 | |
| Mercedes Benz | CLA45 AMG | M133 | |
| Mercedes Benz | GLA45 AMG | M133 |
Technical Specifications
| Spec | Value |
|---|---|
| Front mounted radiator dimensions (OEM) | 640 mm x 390 mm x 16 mm |
| Front mounted radiator volume (OEM) | 3.99 L |
| Front mounted radiator surface area (OEM) | 2496 cm² |
| Front mounted radiator dimensions (Wagner Tuning) | 616 mm x 362 mm x 32 mm |
| Front mounted radiator volume (Wagner Tuning) | 7.14 L |
| Front mounted radiator surface area (Wagner Tuning) | 2230 cm² |
| Side mounted radiator dimensions (OEM) | 248 mm x 180 mm x 40 mm |
| Side mounted radiator volume (OEM) | 1.79 L |
| Side mounted radiator surface area (OEM) | 446 cm² |
| Side mounted radiator dimensions (Wagner Tuning) | 252 mm x 184 mm x 68 mm |
| Side mounted radiator volume (Wagner Tuning) | 3.15 L |
| Side mounted radiator surface area (Wagner Tuning) | 464 cm² |
| Radiator volume increase over OEM | 78% |
| Coating | Heat-conductive anti-corrosion coating |
No instructions available for this product.

Need Help Finding the Right Part?
We’ll Track It Down for You
We know how frustrating it can be searching for the right part. If it’s not listed on our site, that doesn’t mean we can’t source it.
Fill out the quick form below and our team will track it down for you.


