Things to look into!

1.  Bed liner
2.  Fantastic fans
3.  Low E-insulation - R - value
4.  U-seal
5.  Cleve Coffee Dripper
6.  Black plastic Dip
7.  Monstaliner- for exterior rough paint
8.  GPS capable USB/12 Volt
9.  Aero Press
10. Back up camera
11. Huge 8D AGM battery
12. Sun X tender
13. UA WiFi Antenna