Audi A4 B7 4.2 RS4 4.2 V8 Sedan
309 kW420 PS414 hp2004–2008
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- Power
- 309 kW 420 PS · 414 hp
- Displacement
- 4,200 cm³
Under the bonnet of the Audi A4 B7 4.2 RS4 V8 sedan sits a 4.2-litre eight-cylinder petrol engine, good for 309 kW (420 PS). In the A4 B7 4.2 RS4 V8, power goes to all four wheels.
In a A4 B7 line-up of 3 petrol versions, the A4 B7 4.2 RS4 V8 tops the power chart, 110% above the entry 2.0 TFSI (147 kW).
Dimensions drawing
To scale · width without mirrors
Zoom in to read the measurements - or see the table below.
rulers in mminches, grid 500 mm1 ft Side view: dashed lines mark the axles
Engine
| Fuel | Petrol |
|---|---|
| Displacement | 4,200 cm³ 4.2 l · 256 cu in |
| Cylinders | 8 |
| Power | 309 kW 420 PS · 414 hp |
| Drive | All-wheel drive |
Production
| Body type | Sedan |
|---|---|
| Years | 2004–2008 |
| Generation | A4 B7 (2004–2008) |
| New price | from about €24,500 (2004) Germany list price incl. VAT at launch |
| Used price today | about €2,400–7,900 AutoScout24, Nov 2026, 1438 listings |
Compare size All A4 B7 versions All Audi spec sheets
Data sources
Data checked by an editor against the sources below.
Data: 6 of 25 fields · 1 source · data changed 14 Oct 2026
- Wikipedia - Audi A4