Cabs and Chassis: Various options, including long and possibly lowered chassis, and varying cab heights.
Engines and Transmissions: Various power options and Volvo gearboxes.

Lighting and Signaling:
LED headlights and daytime running lights.
LED bars and auxiliary lights on the roof and grille.
Custom position lights and taillights.

Exterior Details:
PX antennas.
Additional air horns.
Custom bumpers and spoilers.
Air deflectors and side skirts.
Unique wheels and hubcaps.

Interior:
Dashboard and steering wheel customization.
Decorative accessories (curtains, GPS, trim).

Credits:
ALM Mods