ECO

Alfa Romeo 166 2003 to 2010 2.4 Jtd ECO

An economy file for the 2.4 Jtd. Torque goes to 440Nm, which is what makes it easier to drive without revving.

+55newton metres
£350from

Where the gain arrives

Standard against ECO through the rev range.

Power curve
044881321761,0001,5502,1002,6253,1753,725 RPM 044881321761,0001,8752,7503,625hp RPM
  • Standard 163hp
Torque before and after
01192383564751,0001,5502,1002,6253,1753,725 RPM 01192383564751,0001,8752,7503,625Nm RPM
  • Standard 385Nm
  • Remapped 440Nm

Standard against ECO

MeasureStandardAfterGain
Power163hpn/an/a
Torque385Nm440Nmup 55

No new power figure is published for an economy file. It is written for torque and drivability, not peak output.

Other files for this engine

All written for the 2.4 Jtd specifically.

What ECO involves

This one is aimed at running costs and how the car drives day to day. Torque comes in earlier and more evenly, so it pulls without needing revs. Driven sensibly it will usually give back a little on fuel. If you are after outright power, look at the other files above.

It takes most of a day. We keep your original file, so it can go back to standard at any point. Figures here are for a healthy 2.4 Jtd, and we check the car over before writing to it.

See the full 2.4 Jtd page for every file and figure, the other engines on this 166, or all Alfa Romeo remapping.

Other engines on this 166

Book your 166 ECO

We write and test every file at our Aston workshop, on our own rolling road. Ring us with your reg and we will tell you what your car should make before you commit to anything.