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Fitting An AlfaWorks Bespoke Stage 2 tuned ECU To A 4C






The Stage 2 tune comes with mounting bolts, spacers and an in line lambda cable, it produces a power output of 300hp.

Stage 2 ECU ECU310HP

Workshop time: 30 mins



If you would like to book yourself into the workshop the price of this upgrade on a 4C is £2,259.00

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Take off the engine cover.

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Hold down the ratchet clamp securing clip on the top right of the ECU.

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Pull the clamp all the way back. Unplug the loom connector then release the left hand side in the same way.

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Undo the x4 10mm bolts to the ECU and remove the ECU.

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This is the Stage 2 ECU.

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Position the wiring loom along with the bolts and spacers (supplied with the ECU) as the picture.

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Bolt the ECU into place.

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Plug in the wiring loom.

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Locate the lower lambda sensor connector down the left side of the engine.

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Unplug it.

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Plug in the inline lambda cable to both ends. Secure the cable.

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This connector is for the CAN lead so that you can programme updates to the ECU.

Related Links: 4C gearbox oil cooler fitment | How to set up the front suspension on the Alfa 4C

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