Hyundai Elantra G4NB 1.8L MPI Engine
Reference information for selected Hyundai Elantra applications using the G4NB 1.8L MPI engine.
Engine overview
The G4NB is identified as a naturally aspirated Hyundai Nu 1.8-liter multi-port-injected four-cylinder engine used in selected Elantra applications.
Application information
Selected Hyundai Elantra sedan, coupe and GT models used a 1.8-liter Nu MPI engine producing approximately 145 to 148 horsepower, depending on emissions certification.
Verification requirements
Body style, production date and federal or California emissions certification may affect compatibility. Verify the complete VIN, physical engine-code marking, transmission, oil pan, mounts, wiring, sensors and original-equipment part numbers.
Common vehicle applications
Selected Hyundai Elantra sedan, coupe and GT applications equipped with the Nu 1.8L MPI engine.
Interchange notes
This page describes an engine-code application and does not guarantee direct interchange. Confirm compatibility using professional VIN-specific interchange information.
VIN verification
Verify the complete 17-character VIN, production date, transmission and physical engine-code marking before ordering.
Additional notes
Sedan, coupe and GT applications may use different external components or calibration. Check federal or California emissions certification.
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.