PIAGGIO · IAW MIU3 ECU · petrol

PIAGGIO VESPA IAW MIU3 tuning files

Here is what the catalog holds for the PIAGGIO VESPA on the IAW MIU3. The matched variants sit between 10 and 22 HP from the factory. Petrol calibration here is about crisp response and a result that holds up day to day. Your file is built against the exact ECU software on the car, then operator-verified.

Upload your file →All VESPA coverage Custom ECU tuning file service

Available solutions

What we can run on the IAW MIU3 for this petrol — the precise options narrow down by engine and software version.

Stage 1 Stage 2 Swirl Flaps OffLambda / O2OPF/GPF Off

Engine variants & ECU software

16 distinct variants for the PIAGGIO VESPA on the IAW MIU3 ECU. Reference the engine and controller software when you upload.

Variant 1

ECU

Catalog engine: 278cc 22HP
Controller brand: MAGNETI MARELLI
ECU: IAW MIU3
Stock power: 22 HP
SW upgrade: 4530CW22
Calibration: 4530CW22

Variant 2

ECU

Catalog engine: 278cc 22HP
Controller brand: MAGNETI MARELLI
ECU: IAW MIU3
Stock power: 22 HP
SW upgrade: 4530CW23
Calibration: 4530CW23

Variant 3

ECU

Catalog engine: 278cc 22HP
Controller brand: MAGNETI MARELLI
ECU: IAW MIU3
Stock power: 22 HP
SW upgrade: 4530CO21
Calibration: 4530CO21

Variant 4

ECU

Catalog engine: 300 22HP
Controller brand: MAGNETI MARELLI
ECU: IAW MIU3
Stock power: 22 HP
SW upgrade: 464CDMBP
Calibration: 464CDMBP

Variant 5

ECU

Catalog engine: 300 22HP
Controller brand: MAGNETI MARELLI
ECU: IAW MIU3
Stock power: 22 HP
SW upgrade: 4642DAAS
Calibration: 4642DAAS

Variant 6

ECU

Catalog engine: 300 21HP
Generation: 2018-
Matched gains engine: 300 I.E (Eu4)
Controller brand: MAGNETI MARELLI
ECU: IAW MIU3
Stock power: 21 HP
Stage 1 power: 23 HP
Power increase: +2 HP (+10%)
Stock torque: 23 Nm
Stage 1 torque: 25 Nm
Torque increase: +2 Nm (+9%)
SW upgrade: 3417BN15
Calibration: 3417BN15

Variant 7

ECU

Catalog engine: 300 21HP
Generation: 2018-
Matched gains engine: 300 I.E (Eu4)
Controller brand: MAGNETI MARELLI
ECU: IAW MIU3
Stock power: 21 HP
Stage 1 power: 23 HP
Power increase: +2 HP (+10%)
Stock torque: 23 Nm
Stage 1 torque: 25 Nm
Torque increase: +2 Nm (+9%)
SW upgrade: 4642C317
Calibration: 4642C317

Variant 8

ECU

Catalog engine: 125 15HP
Controller brand: MAGNETI MARELLI
ECU: IAW MIU3
Stock power: 15 HP
SW upgrade: 3521CE04
Calibration: 3521CE04

Variant 9

ECU

Catalog engine: 125 15HP
Controller brand: MAGNETI MARELLI
ECU: IAW MIU3
Stock power: 15 HP
SW upgrade: 3521BS35
Calibration: 3521BS35

Variant 10

ECU

Catalog engine: 125 15HP
Controller brand: MAGNETI MARELLI
ECU: IAW MIU3
Stock power: 15 HP
SW upgrade: 3417BL11
Calibration: 3417BL11

Variant 11

ECU

Catalog engine: 125 15HP
Controller brand: MAGNETI MARELLI
ECU: IAW MIU3
Stock power: 15 HP
SW upgrade: 3521B111
Calibration: 3521B111

Variant 12

ECU

Catalog engine: 150 15HP
Controller brand: MAGNETI MARELLI
ECU: IAW MIU3
Stock power: 15 HP
SW upgrade: 3521B206
Calibration: 3521B206

Variant 13

ECU

Catalog engine: 125 11HP
Controller brand: MAGNETI MARELLI
ECU: IAW MIU3
Stock power: 11 HP
SW upgrade: 3527B710
Calibration: 3527B710

Variant 14

ECU

Catalog engine: 124cc 10HP
Controller brand: MAGNETI MARELLI
ECU: IAW MIU3
Stock power: 10 HP
ECU SW: 4528B116
ECU HW: 26M3G1HW307
SW upgrade: 4528B116
Calibration: 4528B116

Variant 15

ECU

Catalog engine: 125 10HP
Controller brand: MAGNETI MARELLI
ECU: IAW MIU3
Stock power: 10 HP
SW upgrade: 4530CP0C
Calibration: 4530CP0C

Variant 16

ECU

Catalog engine: 125 10HP
Controller brand: MAGNETI MARELLI
ECU: IAW MIU3
Stock power: 10 HP
SW upgrade: 4530CN17
Calibration: 4530CN17

Related vehicles

Other vehicles built on the IAW MIU3 controller or the same engine — handy when a platform spans several models and makes.

Questions, answered.

Which tuning solutions are available for the PIAGGIO VESPA on the IAW MIU3?

Stage 1, Stage 2, Swirl Flaps Off, Lambda / O2, OPF/GPF Off. The exact set depends on the specific engine and software version.

Do you cover the IAW MIU3 ECU software on this model?

Yes — the PIAGGIO VESPA on the IAW MIU3 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.