Audi A4 Rs4 420(b7)
ECU Tuning in Bath

Audi A4 Rs4 420(b7) power and torque after remapping

• Fuel: Petrol
• Standard power: 420 bhp, remapped: 450 bhp (+30 bhp, +7%)
• Standard torque: 430 Nm, remapped: 485 Nm (+55 Nm, +13%)
• Service: stage 1 ECU remap, fully dyno tested

What a remap does for a petrol Audi A4

A petrol remap re-works the engine management calibration: air-fuel ratio, ignition advance and boost where fitted. The result is more power and a more immediate throttle, delivered by software rather than hardware changes.

How the Audi A4 Rs4 420(b7) compares

Ranked by power gain against the other petrol A4 engines (23 in total), the Rs4 420(b7) is 16th, 6 bhp below the A4 petrol average of 36 bhp.

Across our whole catalogue the average petrol remap adds 27 bhp and 51 Nm, so this engine's 30 bhp and 55 Nm sits at or above that benchmark.

Remapping your Audi A4 in Bath

Remap Experts has a dedicated Bath site, so you deal with a local team backed by a national network. We regularly work with drivers in Midsomer Norton, Westbury, Swindon, Radstock and Melksham and nearby areas of the South West.

All our remaps are fully dyno tested, backed by a 30 day money back guarantee and covered by a lifetime software warranty. Request a quote online or call 0800 779 7864.

If you are closer to Bristol, Somerset and Southampton, those neighbouring Remap Experts sites can help too.