Power Ahead with
Industry-Leading Performance

Legendary gas compression engines that keep you forging ahead

Engine in the engine room
Engine in the engine room

Gas Compression

Connect with your Dealer
Connect with your Dealer



Powering Gas Compression for Generations.

Field-proven reliability, engineered to evolve with a changing industry.

 

Cat® gas compression engines are the cornerstone of our oil and gas solutions. For over 40 years, engines like the legendary Cat G3600 and G3500 have delivered reliable power to drilling sites across North America and beyond.  

Today, these trusted engines continue to evolve for an ever-changing industry landscape. Field-proven and widely adopted, they’ve earned a reputation for delivering increased uptime, improved field performance, and more. When you invest in a Cat gas compression engine, you’re getting an unwavering commitment to reliability, adaptability, and future focused thinking from wellhead to pipeline — now and into the future. 

 

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Performance That Evolves With Your Operation

Our gas compression solution scales across horsepower ranges, fuel types, and regulations to deliver reliable performance today and long-term value tomorrow.

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Power That Scales

From 95 bhp to 5,000+ bhp, we support every compression stage.

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Built to Evolve

Upgradeable platforms and emissions kits reduce NOx and methane while extending engine life and return on investment (ROI).

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Proven Reliability,
Global Support

Direct access to parts, service, and technical support worldwide.

 

 

Decades of Trust with More to Come

Trusted for generations, engineered to deliver reliability, uptime, and long-term value.

The Legend Continues

The legendary Cat G3600 is a field-proven leader in the gas compression industry. Known for its reliability, durability, and uptime, this workhorse is ready to keep powering ahead. 

Explore the G3600
Two Caterpillar employees working on an engine
Two Caterpillar employees working on an engine

Dependability That Keeps You Running

With millions of operating hours in the field, the Cat G3500 engine series offers trusted performance, safety, and versatility for critical gas compression work.

Explore the G3500
Engine in warehouse suspended overhead
Engine in warehouse suspended overhead

All the Energy Solutions You Need, All from One Source.

Harness consistent power and unlock new economic value from your site with Caterpillar’s Gas to Power Solutions.

Power Your Site
Employee working on an engine
Employee working on an engine

Maximizing Efficiency Across Gas Transmission

Backed by decades of experience, Solar Turbines centrifugal compressors offer simplicity, flexibility, and high reliability.

Discover Solar Turbines
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Get in touch to discuss power generation systems for oil & gas.

Reliable, purpose-built power solutions for the world’s most demanding environments.

Reach Out Today
Cat Dealer and customer on oil field shaking hands
Cat Dealer and customer on oil field shaking hands


Explore Our Gas Compression Engines

 

From the compact CG137 to the G3600 series, Caterpillar's gas compression engines are built to endure. Explore our diverse portfolio of established platforms and cutting-edge innovations.

  • Maximum Rating
    2065 BHP
    1540 bkW
    Rated Speed
    1000 rpm
    1000 rpm
    Emissions
    Lean Burn: EPA NSPS Site Compliant Capable with Customer Supplied Aftertreatment, 0.3 g and 0.5 g/bhp-hr NOx
    Lean Burn: EPA NSPS Site Compliant Capable with Customer Supplied Aftertreatment, 0.3 g and 0.5 g/bhp-hr NOx

    G3606 A4

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  • Maximum Rating
    2750 BHP
    2051 bkW
    Rated Speed
    1000 rpm
    1000 rpm
    Emissions
    Lean Burn: EPA NSPS Site Compliant Capable with Customer Supplied Aftertreatment, 0.3 g and 0.5 g/bhp-hr NOx
    Lean Burn: EPA NSPS Site Compliant Capable with Customer Supplied Aftertreatment, 0.3 g and 0.5 g/bhp-hr NOx

    G3608 A4

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  • Maximum Rating
    4125 BHP
    3076 bkW
    Rated Speed
    1000 rpm
    1000 rpm
    Emissions
    Lean Burn: EPA NSPS Site Compliant Capable with Customer Supplied Aftertreatment, 0.3 g and 0.5 g/bhp-hr NOx
    Lean Burn: EPA NSPS Site Compliant Capable with Customer Supplied Aftertreatment, 0.3 g and 0.5 g/bhp-hr NOx

    G3612 A4

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  • Maximum Rating
    5500 BHP
    4101 bkW
    Rated Speed
    1000 rpm
    1000 rpm
    Emissions
    Lean Burn: EPA NSPS Site Compliant Capable with Customer Supplied Aftertreatment, 0.3 g and 0.5 g/bhp-hr NOx
    Lean Burn: EPA NSPS Site Compliant Capable with Customer Supplied Aftertreatment, 0.3 g and 0.5 g/bhp-hr NOx

    G3616 A4

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  • Maximum Rating
    1500 BHP
    1119 bkW
    Rated Speed
    1400 rpm
    1400 rpm
    Emissions
    Lean Burn: EPA NSPS Site Compliant Capable with Customer Supplied Aftertreatment, 0.3 g and 0.5 g/bhp-hr NOx
    Lean Burn: EPA NSPS Site Compliant Capable with Customer Supplied Aftertreatment, 0.3 g and 0.5 g/bhp-hr NOx

    G3516J

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  • Maximum Rating
    400 BHP
    298 bkW
    Rated Speed
    1800 rpm
    1800 rpm
    Emissions
    Rich Burn: EPA NSPS Site Compliant Capable with Caterpillar or Customer Supplied AFR Controls and Aftertreatment
    Rich Burn: EPA NSPS Site Compliant Capable with Caterpillar or Customer Supplied AFR Controls and Aftertreatment

    CG137-8

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  • Maximum Rating
    211 BHP
    157 bkW
    Rated Speed
    1800 rpm
    1800 rpm
    Emissions
    Rich Burn: EPA NSPS Site Compliant Capable with Caterpillar or Customer Supplied AFRC & Aftertreatment
    Rich Burn: EPA NSPS Site Compliant Capable with Caterpillar or Customer Supplied AFRC & Aftertreatment

    G3306B

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  • Maximum Rating
    690 BHP
    514 bkW
    Rated Speed
    1400 rpm
    1400 rpm
    Emissions
    Lean Burn: EPA NSPS Site Compliant Capable with Customer Supplied Aftertreatment, 0.5 g/bhp-hr NOx
    Lean Burn: EPA NSPS Site Compliant Capable with Customer Supplied Aftertreatment, 0.5 g/bhp-hr NOx

    G3508J

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View All Gas Compression Engines

 

Aftermarket Solutions

 

Caterpillar Oil & Gas provides substantial aftermarket support through the entire life cycle of your investment, ensuring long-term viability through a frequently changing regulatory and operational landscape.

Lifecycle Solutions

Explore all the ways Caterpillar can help you get the most out of your equipment with remanufactured options, digital solutions, and more.