How I achieve that ?

You asked for more exposed picture so here you can see how exactly i build that cockpit and find few tricks how to mix the virtual with the real parts for more immersive experience !
The Gear I use here
The Gear I use here
X-GT Wheel https://www.simedal.com/?fbclid=IwAR0...

sim racing button box : https://simracing4u.myonline.store/?f...
Simucube 2 Pro Wheel
Simagic SQ Shifter
SG Racing Pro SQ shifter http://sg-racing.co.uk/?fbclid=IwAR3W...
Simagic Pedals
SimLab 4 monitors stand
Rosso Sim Racing Curved Audi R8 GT3 wheel
SimRacingBay GT3 wheel SSRG Porsche Cup wheel Plate
Porsche Cup Wheel Fanatec
Fanatec McLaren V2
Bently Steering wheel from SSRG
GoPro Hero 10 Black
Black Magic 4k cinema camera
Dual PC system Specs
AZZA Ragnarok 801 Dual PC Case
Intel i9 10900k
Nvidia RTX 3090
Intel i9 9900k
Nvidia Quadro RTX 4000
iiyama 32inch1440p 144hz 1mls triple screen Setup
Dell 24 inch Pro on top
Simagic SQ Shifter
Fanatec H-Brake
Hsimracing Cooling system
Mirco Seat RS1
Valve Index VR
Samson G Track Pr