New GM 2.7L TurboMax High-Output Engine

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Stronger. Faster. More Powerful.

General Motors’ all-new L3B 2.7L TurboMax 4-cylinder gasoline engine is the modern powertrain explicitly designed for light-duty pickup trucks. Available in the next generation Chevrolet Silverado 1500 Work Truck, Custom, Custom Trail Boss, LT, and LT Trail Boss, and the GMC Sierra 1500 Pro, SLE & Elevation.

GM 2.7L TurboMax High Output Engine

2.7L L3B Engine Vitals

The 2.7L TurboMax 4-cylinder engine is packed with tried and tested as well as new technology to provide excellent fuel economy and good performance;

  • Displacement: 2.7L / 166.4 cu. in.
  • Aspiration: Turbocharged
  • Torque: 430 lb-ft
  • Horsepower: 310 hp
  • Acceleration: 6.8 seconds (0-100 KM/H)
  • Fuel Efficiency: 12.5L / 100 km
  • Towing & Trailering: 4,309 kg (9,500 lbs)

Key Performance Benefits


GM 2.7L TurboMax Engine Speed and HorsepowerSpeed & Horsepower

The 2.7L TurboMax High-Output Engine has a lower mass than the 3.6L V6, but more horsepower.

  • 310 horsepower @ 5,600 RPM
  • 0 – 100 km/h in 6.8 seconds

Its low mass and improved speed drives off-road performance.


GM 2.7L TurboMax Engine Fuel EconomyFuel Economy

With technology such as Direct Injection and Cylinder Deactivation, the 2.7L TurboMax engine provides better fuel efficiency than the Canyon/Colorado V6.

  • 10.8 L/100km Highway
  • 12.5 L/100km City
  • 11.7 L/100km Combined

*Fuel economy figures are for 4WD-equipped trucks.

GM 2.7L TurboMax Engine ReliabilityReliability

The new 2.7L TurboMax High-Output Engine has a strengthened block and crankshaft, allowing it to safely handle higher loads and RPMs.

  • 420 lb-ft of torque @ 1,500 RPM

Offers proven reliability within full-size trucks.


GM 2.7L TurboMax Engine Diesel-Like PerformanceDiesel-Like Performance

The 2.7L TurboMax engine is designed like a diesel, utilizing diesel technology for high loads and including a fully forged bottom end.

  • Up to 9,600 lbs towing
  • Up to 2,280 lbs payload

This provides diesel-like torque and similar fuel economy without mass and complications.

Advanced Technology

The 2.7L TurboMax 4-cylinder engine is packed with tried and tested as well as new technology to provide excellent fuel economy and good performance;

  • Priority Oil Flow: The pressure relief valve maintains oil pressure to prevent additional wear and tear.
  • Forged Steel Crank Shaft: Crank stiffened by 30%, offering greater strength and better fatigue resistance.
  • Fully Forged Steel Bottom-End: Designed like a diesel to handle the immense loading of a turbo engine.
  • Iron Liners: Spun in a refractory and cast into the block, and handles incredibly high loads.
  • Cast-Iron Ring Carriers: Diesel tech to leverage long-term durability.
  • Chain Tensioners: Pressure relief valve to improve the durability of the chains providing less stress and wear on the system.
  • Electric Water Pump: Constant cooling of the turbo to provide optimal performance.
  • Active Thermal Management: Able to heat components in winter conditions for optimal temperatures and cool them better in extremely hot weather.
  • Piston Cooling Jet: Further lubricates and cools the piston and more interfaces under high loading for increased durability and efficiency.
GMC Sierra 1500 Elevation with 2.7L TurboMax High-Output Engine

Best in Class





Ford Logo

3.3L V6 PFDI


TORQUE: 265 lb-ft of torque

MAX PAYLOAD: 1,985 lbs (900 kg)

MAX TRAILERING: 8,200 lbs (3719 kg)

RAM Logo

3.6L V6 eTorque


TORQUE: 269 lb-ft of torque

MAX PAYLOAD: 2,300 lbs (1043 kg)

MAX TRAILERING: 7,720 lbs (3501 kg)

GMC Logo

2.7L TurboMax High-Output


TORQUE: 430 lb-ft of torque

MAX PAYLOAD: 2,270 lbs (1029 kg)

MAX TRAILERING: 9,500 lbs (4309 kg)

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