2025 Kia K5 2.5L GDI Engine

Engine overview

Common vehicle applications

2025 Kia K5 LXS, GT-Line and EX applications equipped with the naturally aspirated 2.5L gasoline engine and eight-speed automatic transmission.

Interchange notes

FWD and AWD versions may use different oil pans, mounts, brackets, accessory components and drivetrain-related parts. Wiring, sensors, fuel-system parts and emissions equipment must match the original vehicle.

VIN verification

Confirm VIN, drivetrain, engine identification, transmission, production date and emissions certification before ordering.

Additional notes

Draft application record. This engine replaces the previous K5 1.6L turbo base powertrain. Verify FWD and AWD interchange separately.

Compatibility notice

Engine compatibility can vary by model year, production date, emissions package, transmission, drivetrain, wiring, sensors, intake system and engine code. Always verify the complete VIN, engine code and professional interchange information before purchasing a replacement engine.

Looking for a Replacement Kia Engine?

KarKing Auto specializes in quality used and replacement Kia engines for many popular Kia applications.

Verify the complete VIN, production date, drivetrain and physical engine code before ordering a replacement engine.

View Kia Engines at KarKing Auto Check a Kia VIN

Specifications

Engine code: G4KN
Displacement: 2.5 liters / 2,497 cc
Cylinders: 4
Configuration: Inline-four
Valvetrain: DOHC, 16 valves, variable valve timing
Aspiration: Naturally aspirated
Fuel system: Gasoline direct injection and multi-port injection
Horsepower range: 191 hp @ 6,100 rpm
Torque range: 181 lb-ft @ 4,000 rpm
Timing system: Timing chain
Model years: 2025–2025