TOYOTA · GEN4 ECU

TOYOTA TUNDRA GEN4 tuning files

Everything we work with on the TOYOTA TUNDRA fitted with the GEN4. The matched variants sit between 389 and 389 HP from the factory. 13 distinct variants are catalogued here. For this platform the dependable path begins with Stage 1 and Stage 2. Your file is built against the exact ECU software on the car, then operator-verified.

Upload your file →All TUNDRA coverage

Available solutions

Solutions that apply to the GEN4 on this vehicle platform. The exact set depends on the specific engine and software version.

Stage 1 Stage 2

Engine variants & ECU software

13 distinct variants for the TOYOTA TUNDRA on the GEN4 ECU. Reference the engine and controller software when you upload.

Variant 1

ECU

Catalog engine: 3500 389HP
Controller brand: DENSO
ECU: GEN4
Stock power: 389 HP

Variant 2

ECU

Catalog engine: 3500 389HP
Controller brand: DENSO
ECU: GEN4
Stock power: 389 HP
SW upgrade: 30CR7300
Calibration: 30CR7300

Variant 3

ECU

Catalog engine: 3500 389HP
Controller brand: DENSO
ECU: GEN4
Stock power: 389 HP
Calibration: 30CS2100

Variant 4

ECU

Catalog engine: 3500 389HP
Controller brand: DENSO
ECU: GEN4
Stock power: 389 HP
Calibration: 30CV4000

Variant 5

ECU

Catalog engine: 3500 389HP
Controller brand: DENSO
ECU: GEN4
Stock power: 389 HP
SW upgrade: 30CV4100
Calibration: 30CV4100

Variant 6

ECU

Catalog engine: 3500 389HP
Controller brand: DENSO
ECU: GEN4
Stock power: 389 HP
Calibration: 30CW0000

Variant 7

ECU

Catalog engine: 3500 389HP
Controller brand: DENSO
ECU: GEN4
Stock power: 389 HP
Calibration: 36A13000

Variant 8

ECU

Catalog engine: 3500 389HP
Controller brand: DENSO
ECU: GEN4
Stock power: 389 HP
SW upgrade: 36A13100
Calibration: 36A13100

Variant 9

ECU

Catalog engine: 3500 389HP
Engine code: V35A-FTS
Controller brand: DENSO
ECU: GEN4
Stock power: 389 HP
Calibration: 36A64000

Variant 10

ECU

Catalog engine: 3500 389HP
Controller brand: DENSO
ECU: GEN4
Stock power: 389 HP
Calibration: 36A64400

Variant 11

ECU

Catalog engine: 3500 389HP
Controller brand: DENSO
ECU: GEN4
Stock power: 389 HP
Calibration: 36A650C0

Variant 12

ECU

Catalog engine: 3500 389HP
Controller brand: DENSO
ECU: GEN4
Stock power: 389 HP
Calibration: 36A65400

Variant 13

ECU

Catalog engine: 3500 389HP
Controller brand: DENSO
ECU: GEN4
Stock power: 389 HP
Calibration: 36A660C0

Related vehicles

Other vehicles built on the GEN4 controller or the same engine — handy when a platform spans several models and makes.

Questions, answered.

Which tuning solutions are available for the TOYOTA TUNDRA on the GEN4?

Stage 1, Stage 2. The exact set depends on the specific engine and software version.

Do you cover the GEN4 ECU software on this model?

Yes — the TOYOTA TUNDRA on the GEN4 ECU 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.