KIA K5 Turbo (Optima SX) racing : Turbo upgrade(360hp) VS ECU tune

KIA K5 Turbo (Optima SX) racing : Turbo upgraded(360hp) VS ECU tune 

 = Hyundai Sonata (2.0) turbo upgrade car VS ecu tune

Anyone wonder about the Performance difference between KIA K5 (Optima SX) : ECU Tune VS Turbo upgrade? It's no wonder that Turbo upgrade version is faster than ECU tune version. But we wonder how much?

Turbo upgrade car in the video has small turbine, so it's wheel power is just about 360hp and about 300hp with ECU tune car. How much those cars runs fast on the real roads?
Let's have a look.

*Turbo upgrade KIA K5 acceleration (360hp)

 



*ECU tune KIA K5 acceleration (300hp)


 

*Rolling race : Turbo upgrade vs ECU tune
  - Camera car : KIA K5 (Optima sx) ECU tune
  - Right lane : KIA K5 turbo upgraded



*Rolling race : Turbo upgraded K5 vs BMW E92 M3
  - Left Line : Camera car
  - Mid line : M3
  - Right : KIA K5 (Optima SX)












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