Hyundai Elantra N DCT 0-262kph acceleration (with JB4 base map)

2023 Hyundai Elantra N :
No mechanical modification
Just a JB4 is installed
The JB4 is set to Map 1 (base map)
Octane learning is done with 91 octane gas
Engine : 2.0T 4 cylinders
Power without JB4 : 276 hp (206 kW) / 5500 - 6000
(286 hp (210 kW) with NGS)
Torque without JB4 : 289 ft-lb (392 Nm) / 2100 - 4700
Transmission : 8 DCT
Traction : FWD
Weight without driver : 3296 lbs (1495 kg)
Tires : Michelin Pilot Sport 4s 245/35 ZR19