Kia Motors is making significant strides in engine development with the introduction of a new 2.5-liter T-GDI four-cylinder engine, designed to power both traditional gasoline vehicles and serve as a generator in extended-range electric vehicles (EREVs). This dual-purpose engine reflects the company’s ambition to expand its offerings across both conventional and electrified vehicle markets.
The new engine boasts notable thermal efficiency improvements, with a 5% increase over current powertrains, demonstrating Kia’s commitment to innovation. Power output is also a key highlight, with the engine expected to produce over 300 horsepower—12% more than comparable engines in Kia’s existing lineup. For instance, the current Sorento delivers 281 hp, while the K5 GT sedan generates 290 hp. Additionally, the torque output, currently set at 317 lb-ft, is expected to rise with this new engine.
A significant feature of this development is the engine’s versatile application across multiple vehicle types. In hybrid models, it will enable quicker acceleration and smoother transitions between electric and gasoline power, addressing a common issue in hybrid driving. In EREVs, the engine will function as a sophisticated generator, boosting electric driving efficiency by 4% and extending the vehicle’s range—crucial for alleviating range anxiety among potential EV buyers.
This engine is also part of Kia’s broader strategy to hit ambitious sales targets. The automaker aims to deliver 4.19 million vehicles annually, a sharp increase from its 3.1 million-unit record last year. To achieve this, Kia plans to launch 15 new electric models and 10 hybrid/plug-in hybrid vehicles by the end of the decade, while increasing production capacity by 17%.
The technical advancements in the 2.5L T-GDI engine include the 5% boost in thermal efficiency, which, while modest in percentage terms, represents a major achievement in the world of internal combustion engines. These improvements will lead to better fuel economy, enhanced acceleration, and lower emissions for everyday drivers. Additionally, in EREVs, the engine will operate in its most efficient range, optimizing performance.
For American consumers, the new engine could offer an ideal solution amid fluctuating gas prices and slow EV infrastructure development. Vehicles with extended electric ranges, powered by efficient gasoline generators, present a practical option for those seeking a balance between electric driving and the convenience of gasoline for longer trips. The price of these vehicles will likely be a key factor, with hybrids generally costing $3,000-5,000 more than traditional models and EVs still commanding premium prices.
Kia’s dual approach, incorporating both traditional and electric technologies, positions the company to remain relevant in markets with slower EV adoption, while also preparing for future leadership as electrification accelerates. With the promise of enhanced performance and practicality, this new engine technology is a development worth watching for both everyday drivers and automotive enthusiasts.