[juris]

This is the requirement, not the weird 6 tires? Good

you MUST have Luxury Body, x-hvy. chassis, hvy. suspension, Sport
power plant.

Here is my submission inspired by Mad Max:

Pursuit Special -- Luxury, Extra-Heavy chassis, Heavy suspension, Sport power plant w/SC, Heavy-Duty High-Torque Motors, 10-pt CA (Power Plant), Fire Extinguisher, 4 Solid Radial tires, Driver w/HRSWC and BA and Safety Seat and 10-pt CA, Blast Cannon Front w/extra magazine and magazine switch and 10 shots HEAT and 10 shots HESH, Heavy Flaming Oil Jet Back, Heavy-Duty Shocks, Heavy-Duty Brakes, Antilock Brakes, Overdrive, Spoiler, Airdam, Plastic Armor: F40, L35, R35, B40, T10, U10, 2 10-pt Wheelguards Back, 2 10-pt Wheelhubs Front, Acceleration 10 (x2 w/HDHTMs), Top Speed 120 +20 w/Overdrive, HC 4 (5 @60mph), 6600 lbs., $39550

The Free Oil States version is called the Outlaw because that's TX humor:

Outlaw -- Luxury, Extra-Heavy chassis, Heavy suspension, 300 cid engine w/VP Turbocharger and Supercharger, 15-gal Duelling Tank w/10-pt CA, 4 Solid Radial tires, Driver w/HRSWC and BA and Safety Seat and 10-pt CA, Blast Cannon Front w/extra magazine and magazine switch and 10 shots HEAT and 10 shots HESH, Flaming Oil Jet Back, Heavy-Duty Shocks, Heavy-Duty Brakes, Antilock Brakes, Overdrive, Spoiler, Airdam, Fireproof Plastic Armor: F50, L35, R35, B40, T10, U10, 2 10-pt Fireproof Wheelguards Back, 2 10-pt Fireproof Wheelhubs Front, Acceleration 25, Top Speed 120 +20 w/Overdrive, HC 4 (5 @60mph), 6600 lbs., $49950