Automatic transmission control unit GM SAAB OPEL 55574308

Automatic transmission control unit TCU GM SAAB OPEL AF40-6 55574308

Suitable for:

Saab 9-5 2010-2012

Saab / Nissan 9-3 2012 + 2014

Opel Insignia (Astra must be checked)

Must be programmed.

We also offer a copying service and a level 1 tuning for it.

Copy service: Send us the original control unit, then all important data will be transferred, and you simply have to install the new control unit.

Tunign Level 1:

• Increased torque limit: Up to 500 Nm (lower torque in gear 1-2).
• Improved gearshift response: Faster responses when shifting using the paddles and less delay.
• Focus on fuel efficiency: Optimized shift points in Normal mode for lower speed driving.