• New Corsa 1.0i Turbo
  • ADAM 1.0i Turbo


Discover ecoFLEX Petrol Engines

Working in synergy with our range of Turbo and non-Turbo petrol engines, ecoFLEX technology makes every journey ultra-efficient. New Insignia and Crossland X have been launched with ‘ecoTEC’ engine technology. ecoTEC will gradually replace the name ecoFLEX on all future car launches, but the principles of efficient, economical and powerful remain the same.

They offer seriously lowered fuel consumption and emissions to keep running costs and tax bills to a minimum.

  • Remarkable fuel economy of up to 64.2mpg (combined)
  • Low CO2 from just 102g/km
  • Benefit-in-Kind company car tax rates from 19%

The advantages don't stop there: there's no sacrifice in performance either. So you can achieve a powerful driving experience without compromise.

Discover the range

Whether you're a private buyer, Company Car Driver or Fleet Manager, we've made sure you can find the right engine to suit.


Three-cylinder 1.0i petrol engine

Available on our Astra, Corsa and ADAM ecoFLEX models, the ultra-efficient turbocharged 1.0i petrol engine offers exceptionally smooth power delivery of up to 115PS combined with excellent fuel efficiency and low CO2 emissions.

Take the award-winning Astra 1.0i ecoFLEX. With CO2 emissions of just 102g/km and super-efficient combined fuel economy of 64.2mpg - ecoFLEX delivers useful financial savings.


  • Euro 6-compliant
  • Direct injection delivers an impressive maximum torque of 170Nm at just 1800rpm
  • Lightweight unit for maximum efficiency
  • Minimum noise, vibration and harshness
  • New-generation six-speed manual transmission delivering greater efficiency and superior shift action (ADAM/Corsa)

Four-cylinder 1.4 petrol engine

Choose the Corsa ecoFLEX and the 1.4 petrol engine is available with two power outputs of 75PS or 90PS. It delivers up to 55.4mpg which means you can always rely on ecoFLEX to lower fuel bills. Company Car Drivers will see an attractive Benefit-in-Kind rate of only 22%.

With Turbo

Moving up to the turbocharged 100PS version delivers fuel economy of 55.4mpg and CO2 emissions from just 119g/km, so those looking for a combination of driving thrills and frugality won’t be disappointed.

ecoFLEX fuel saving features

Many of our ecoFLEX Turbo petrol engines, benefit from Vauxhall’s cutting edge Start/Stop technology. The system turns the engine off when stopping at lights or in traffic and restarts once the clutch is depressed, cutting emissions and saving fuel.

Our Brake Energy Regeneration uses energy recovered from braking, improving overall efficiency.