A Kia Optima 1.7 CRDI 141hp (2016 – 2019) makes about 170 hp and 380 Nm with Stage 1 software, compared with 141 hp and 340 Nm from the factory. That is 29 hp and 40 Nm extra.

This is a diesel engine with a displacement of 1,685 cc and engine code D4FD. The engine is controlled by the Bosch EDC17C08 and Bosch EDC17C57. The software file can be written with tools such as Alientech KESS3, Autotuner, ByteShooter Toolbox, MagicMotorsport Flex and Green Technology Devices VF2 Flasher.

Besides Stage 1, the following options are available for this vehicle: EGR OFF, DTC Removal, START/STOP OFF, Pop & Bang Crackle map and DPF OFF.

Frequently asked questions

How much power and torque does a Kia Optima 1.7 CRDI 141hp gain with Stage 1?

About 29 hp and 40 Nm: from 141 hp / 340 Nm to roughly 170 hp / 380 Nm. The exact gain depends on engine condition and fuel quality.

Which ECU does a Kia Optima 1.7 CRDI 141hp use?

Bosch EDC17C08 and Bosch EDC17C57.

Which tools can read a Kia Optima 1.7 CRDI 141hp?

Alientech KESS3, Autotuner, ByteShooter Toolbox, MagicMotorsport Flex and Green Technology Devices VF2 Flasher.

Which extra options are available for a Kia Optima 1.7 CRDI 141hp?

EGR OFF, DTC Removal, START/STOP OFF, Pop & Bang Crackle map and DPF OFF.

Figures are indicative and vehicle specific. Check the regulations that apply in your country before modifying engine software.