SEAT · DQ381 TCU

SEAT LEON DQ381 tuning files

SEAT LEON on the DQ381: matched, calibrated and delivered with care. Stock output across the matched variants spans 220–290 HP. There are 10 distinct variants on file for this combination. We start conservative here — Stage 1 and Stage 2 are the dependable baseline. Your file is built against the exact ECU software on the car, then operator-verified.

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Available solutions

What we can run on the DQ381 for this vehicle — the precise options narrow down by engine and software version.

Gearbox / TCU tuningLaunch controlFaster shift timesRaised torque limiter

Engine variants & TCU software

10 distinct variants for the SEAT LEON on the DQ381 TCU. Reference the engine and controller software when you upload.

Variant 1

TCU

Catalog engine: 2000 290HP
Controller brand: TEMIC
TCU: DQ381
Stock power: 290 HP
SW upgrade: 0GC300020L_2401
Calibration: 0GC300020L

Variant 2

TCU

Catalog engine: 2000 220HP
Generation: 2015-
Matched gains engine: 2.0TSI 220
Controller brand: TEMIC
TCU: DQ381
Stock power: 220 HP
Stage 1 power: 300 HP
Power increase: +80 HP (+36%)
Stock torque: 350 Nm
Stage 1 torque: 440 Nm
Torque increase: +90 Nm (+26%)
Calibration: 0GC300013N

Variant 3

TCU

Catalog engine: 2000 220HP
Generation: 2015-
Matched gains engine: 2.0TSI 220
Controller brand: TEMIC
TCU: DQ381
Stock power: 220 HP
Stage 1 power: 300 HP
Power increase: +80 HP (+36%)
Stock torque: 350 Nm
Stage 1 torque: 440 Nm
Torque increase: +90 Nm (+26%)
SW upgrade: 0GC300044F_2403
Calibration: 0GC300044F

Variant 4

TCU

Catalog engine: 2000 220HP
Generation: 2015-
Matched gains engine: 2.0TSI 220
Controller brand: TEMIC
TCU: DQ381
Stock power: 220 HP
Stage 1 power: 300 HP
Power increase: +80 HP (+36%)
Stock torque: 350 Nm
Stage 1 torque: 440 Nm
Torque increase: +90 Nm (+26%)
SW upgrade: 0GC300042H_1403
Calibration: 0GC300042H_1403

Variant 5

TCU

Catalog engine: 2000 220HP
Generation: 2015-
Matched gains engine: 2.0TSI 220
Controller brand: TEMIC
TCU: DQ381
Stock power: 220 HP
Stage 1 power: 300 HP
Power increase: +80 HP (+36%)
Stock torque: 350 Nm
Stage 1 torque: 440 Nm
Torque increase: +90 Nm (+26%)
SW upgrade: 0GC300044H_2403
Calibration: 0GC300044H

Variant 6

TCU

Catalog engine: 2000 220HP
Generation: 2015-
Matched gains engine: 2.0TSI 220
Controller brand: TEMIC
TCU: DQ381
Stock power: 220 HP
Stage 1 power: 300 HP
Power increase: +80 HP (+36%)
Stock torque: 350 Nm
Stage 1 torque: 440 Nm
Torque increase: +90 Nm (+26%)
Calibration: 0GC300042J

Variant 7

TCU

Catalog engine: 2000 220HP
Generation: 2015-
Matched gains engine: 2.0TSI 220
Controller brand: TEMIC
TCU: DQ381
Stock power: 220 HP
Stage 1 power: 300 HP
Power increase: +80 HP (+36%)
Stock torque: 350 Nm
Stage 1 torque: 440 Nm
Torque increase: +90 Nm (+26%)
Calibration: 0GC300012M

Variant 8

TCU

Catalog engine: 2000 220HP
Generation: 2015-
Matched gains engine: 2.0TSI 220
Controller brand: TEMIC
TCU: DQ381
Stock power: 220 HP
Stage 1 power: 300 HP
Power increase: +80 HP (+36%)
Stock torque: 350 Nm
Stage 1 torque: 440 Nm
Torque increase: +90 Nm (+26%)
SW upgrade: 0GC300020F_2301
Calibration: 0GC300020F

Variant 9

TCU

Catalog engine: 2000 220HP
Generation: 2015-
Matched gains engine: 2.0TSI 220
Controller brand: TEMIC
TCU: DQ381
Stock power: 220 HP
Stage 1 power: 300 HP
Power increase: +80 HP (+36%)
Stock torque: 350 Nm
Stage 1 torque: 440 Nm
Torque increase: +90 Nm (+26%)
SW upgrade: 0GC300014A_2401
Calibration: 0GC300014A

Variant 10

TCU

Catalog engine: 2000 220HP
Generation: 2015-
Matched gains engine: 2.0TSI 220
Controller brand: TEMIC
TCU: DQ381
Stock power: 220 HP
Stage 1 power: 300 HP
Power increase: +80 HP (+36%)
Stock torque: 350 Nm
Stage 1 torque: 440 Nm
Torque increase: +90 Nm (+26%)
SW upgrade: 0GC300014B_2403
Calibration: 0GC300014B

Related vehicles

Other vehicles built on the DQ381 controller or the same engine — handy when a platform spans several models and makes.

Questions, answered.

Which tuning solutions are available for the SEAT LEON on the DQ381?

Gearbox / TCU tuning, Launch control, Faster shift times, Raised torque limiter. The exact set depends on the specific engine and software version.

Do you cover the DQ381 TCU software on this model?

Yes — the SEAT LEON on the DQ381 TCU is part of the catalog. Upload your original file and it is matched to the right calibration before any work is done.

How is the file delivered?

Through the TuningBay workflow with operator validation and one safe, sensible result per job. Files we deliver, we stand behind.