How are we able to get these?

XBOX One Gamertag: Sympathetik
Vehicles I Have (All Fully Upgraded):
Barracks (Red)
Garbage Truck (Hidden Gold)
Modded Stallion [Hardtop] (Modded Electric Blue)
Modded Slamvan V2 (Secret Gold Paintjob)
Modded Lifeguard ATV (Chromed Crew Color)
Modded Casco [Topless] (Modded Green/Blue Platinum w/ Yankton License)
Modded Coquette Classic [Rearless] (Modded Chrome and Blue)
Modded Mariachi Car (Modded Hidden Gold)
Roosevelt (Modded Blue, Chrome, Platinum Glassy Color)
BeeJay XL [Michael in the Back] (Modded Chromed Green)
HVY Insurgent (Chrome and Platinum)
Kuruma [Armored] (Modded Chromed Green)
Hearse (Modded Purple and Chrome)
Merrywether Mesa (Modded Green Platinum)
Dubsta 6x6 (Modded Teal/Platinum)
Zentorno (Modded Neon Glowing Lime Green)
Z-Type (Modded Violet/Lavender Purple/Platinum)
Adder (Modded Electric Blue Platinum)
Turismo (Modded Florescent Blue and Green w/ "BIGBAWLS" license plate)
Massacro (Modded Dew/Diamond Platinum Blue)
Jester (Modded Blue, Purple, Platinum/Chromed)
Entity XF (Modded Lavendar Chrome)
Buffalo S (Modded Firework Orange)
Rhapsody (Modded Chromed Turqoise)
Warrener (Modded Chromed Watermelon Bright Red)
Gaurdian (Pearlescent Red/Watermelon)
I WANT ANY MODDED CARS THAT I DON'T ALREADY HAVE.
DO NOT MESSAGE ME UNLESS YOU HAVE MODDED CARS AND ARE WILLING TO TRADE.
Message (Xbox One): Sympathetik

Cars we have:
Soverign (Modded)
Barracks (Red)
Slamvan 2
Garbage Truck (Gold)
Casco (No Roof)
Mesa (No Roll Bars)
Roosevelt (Modded)
Panto (Modded)
Hotknife (Modded)
A lot of cars with modded colors.

The only thing we want:
Enduro W/ Street Tires

Message (Xbox One)
Sunonnyee
The Garry Bear

P.S. We do not care who goes first as long as there is no bullshit.