Audi S4 B9 3.0 TDI ECU Remap£699.00

Original Power-347 bhp; Remap Power-420 bhp; Original Torque-700 Nm (516 ftlb); Remap Torque-840 Nm (620 ftlb)

Audi S4 B9 3.0 TFSI ECU Remap£699.00

Original Power-354 bhp; Remap Power-400 bhp; Original Torque-500 Nm (367 ftlb); Remap Torque-550 Nm (406 ftlb)

Audi S4 B7 4.2 FSI 350 ECU Remap£449.00

Original Power-350 bhp; Remap Power-370 bhp; Original Torque-410 Nm (302 ftlb); Remap Torque-430 Nm (317 ftlb)

Audi S4 B8 3.0 TFSI 333 ECU Remap£449.00

Original Power-333 bhp; Remap Power-440 bhp; Original Torque-440 Nm (324 ftlb); Remap Torque-520 Nm (383 ftlb)