Audi A4 2012 - B8

The Audi A4 2012 - B8 has 19 engine variants in our catalogue, from 120 to 450 hp stock; our Stage 1 files add 20 to 163 hp depending on the engine.

ECUs read in our jobs on this generation: Bosch edc17c74, Bosch EDC17C64, Bosch EDC17C46.

Engine	Fuel	ECU	Stock	Stage 1	Gain
1.4 TFSI 125hp	Petrol	-	125 hp / 200 Nm	145 hp / 250 Nm	+20 hp / +50 Nm
1.8 TFSI 120hp CABB	Petrol	-	120 hp / 230 Nm	210 hp / 340 Nm	+90 hp / +110 Nm
1.8 TFSI 160hp CDHB	Petrol	-	160 hp / 250 Nm	210 hp / 340 Nm	+50 hp / +90 Nm
1.8 TFSI 170hp CJEB	Petrol	-	170 hp / 320 Nm	220 hp / 380 Nm	+50 hp / +60 Nm
2.0 TDI CR 120hp CJCC	Diesel	-	120 hp / 290 Nm	185 hp / 410 Nm	+65 hp / +120 Nm
2.0 TDI CR 136hp CJCB	Diesel	Bosch EDC17C64	136 hp / 320 Nm	185 hp / 410 Nm	+49 hp / +90 Nm
2.0 TDI CR 143hp CJCA	Diesel	-	143 hp / 320 Nm	185 hp / 410 Nm	+42 hp / +90 Nm
2.0 TDI CR 150hp CJCD	Diesel	Bosch edc17c74	150 hp / 320 Nm	185 hp / 410 Nm	+35 hp / +90 Nm
2.0 TDI CR 163hp CGLD	Diesel	-	163 hp / 350 Nm	205 hp / 430 Nm	+42 hp / +80 Nm
2.0 TDI CR 177hp CGLC	Diesel	-	177 hp / 380 Nm	225 hp / 460 Nm	+48 hp / +80 Nm
2.0 TDI CR 190hp CNHA	Diesel	-	190 hp / 400 Nm	225 hp / 460 Nm	+35 hp / +60 Nm
2.0 TFSI 180hp CFKA	Petrol	-	180 hp / 320 Nm	260 hp / 400 Nm	+80 hp / +80 Nm
2.0 TFSI 211hp CPMA	Petrol	-	211 hp / 350 Nm	260 hp / 400 Nm	+49 hp / +50 Nm
2.0 TFSI 225hp CNCD	Petrol	-	225 hp / 350 Nm	300 hp / 450 Nm	+75 hp / +100 Nm
3.0 TFSI 272hp CMUA	Petrol	-	272 hp / 400 Nm	435 hp / 520 Nm	+163 hp / +120 Nm
3.0 V6 TDI 245hp CKVB	Diesel	-	245 hp / 500 Nm	300 hp / 650 Nm	+55 hp / +150 Nm
3.0 V6 TDI FW 204hp CLAB	Diesel	-	204 hp / 400 Nm	270 hp / 600 Nm	+66 hp / +200 Nm
RS4 4.2 V8 FSI 450hp CFS	Petrol	-	450 hp / 430 Nm	470 hp / 450 Nm	+20 hp / +20 Nm
S4 3.0 TFSI 333hp CAKA	Petrol	-	333 hp / 440 Nm	400 hp / 520 Nm	+67 hp / +80 Nm

What our workshop has handled

ECUs encountered

Reference read from our jobs; it does not have a detailed page on the site yet.

Options delivered

Read from our jobs on 16 October 2026

Professional file service. Send us the original read and we return a calibrated file, usually within the hour.