Audi RS4 ECU Remapping & Engine Tuning
We have remap figures for five Audi RS4 engines across four generations. Power gains on these petrol engines range from +3% to +11%. The largest bhp increase is on the RS4 8D 2.7 Biturbo: 380 to 425 bhp (+45 bhp, +11%). One more engine is in development. Book your RS4 in at our Burnley workshop on 01282 779 000, or find a local dealer.
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View FAQs| Generation | Years | Engines | Power gain | Largest gain |
|---|---|---|---|---|
| RS4 8D | 1999–2001 | 1 | +11% | +45 bhp (+11%) 2.7 Biturbo |
| RS4 8K | 2012–2015 | 2 | +3% to +5% | +24 bhp (+5%) 4.2 FSI |
| RS4 B7 | 2004–2008 | 1 | +5% | +25 bhp (+5%) 4.2 |
| RS4 B5 | 2000–2001 | 1 | +10% | +40 bhp (+10%) 2.7T |
| RS4 B9 | 2018–present | 1 | In Development | – |
| Audi RS4 8D | Original BHP | Remapped BHP | Original Torque (Nm) | Remapped Torque (Nm) |
|---|---|---|---|---|
| 2.7 Biturbo 380 BHP 1999-2001 | 380 | 425 (+11%) | 440 | 549 (+24%) |
| Audi RS4 8K | Original BHP | Remapped BHP | Original Torque (Nm) | Remapped Torque (Nm) |
|---|---|---|---|---|
| 4.2 FSI 414 BHP 2012-2015 | 414 | 438 (+5%) | 430 | 457 (+6%) |
| 4.2 FSI 444 BHP 2012-2015 | 444 | 460 (+3%) | 430 | 454 (+5%) |
| Audi RS4 B7 | Original BHP | Remapped BHP | Original Torque (Nm) | Remapped Torque (Nm) |
|---|---|---|---|---|
| 4.2 420 BHP 2004-2008 | 420 | 445 (+5%) | 430 | 470 (+9%) |
| Audi RS4 B5 | Original BHP | Remapped BHP | Original Torque (Nm) | Remapped Torque (Nm) |
|---|---|---|---|---|
| 2.7T 380 BHP 2000 -2001 | 380 | 420 (+10%) | 440 | 520 (+18%) |
| Audi RS4 B9 | Original BHP | Remapped BHP | Original Torque (Nm) | Remapped Torque (Nm) |
|---|---|---|---|---|
| 2.9 TFSI 443 BHP 2018-Present | In Development | |||
Frequently asked questions
How much power does a remap add to an Audi RS4?
Power gains on the RS4 petrol engines range from +3% to +11%. The full figures for each engine are in the tables above.
Which RS4 engine gains the most from a remap?
The RS4 8D 2.7 Biturbo gains the most: 380 to 425 bhp (+45 bhp, +11%). Torque rises from 440 to 549 Nm (+24%).
Which RS4 generations do you have remap figures for?
We have figures for four generations: the RS4 8D (1999–2001), RS4 8K (2012–2015), RS4 B7 (2004–2008) and RS4 B5 (2000–2001). Remaps for the RS4 B9 are still in development.
Are remaps available for every RS4 engine?
Not yet. One of the six engines listed above is still in development. Call our Burnley workshop on 01282 779 000 for an update.
Where can I get my RS4 remapped?
Book it in at our workshop in Burnley, Lancashire, on 01282 779 000, or find a local remap dealer in our dealer directory.
How we develop your remap
Our remaps are developed in-house at our facility in Lancashire, and cars are developed on our Dynojet 424xLC² dyno. Read more about dyno tuning at BHP UK.
Related:Petrol ECU tuning · All Audi remaps · Audi A4 · Audi S4 · Audi A5 · Audi S5
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