Feeler: 06 DCSB Prerunner TRD OFRD

I'm thinking of selling my Tacoma and getting something more fuel efficient. But im not exactly sure how much my truck is worth. I'm hoping for somewhere in between 15k-16k. Total mileage on truck is 119,000. I just replaced 02 sensors, spark plugs.

Mods:
Exterior: Blacked out billet grill
Spyder halo headlights
tinted tail lights
Westin black running boards.

Performance: flowmaster American thunder dual exhaust
Helix power tower

Wheels and tires:
20/9.5 Moto metals w/ red inserts
275/55/r20 Nitto all terriains
Spidertraxx 1.25 wheel spacers

Interior:
pioneer touch screen deck
alpine dvd player with screen in back
2 6x9 apline type-r speakers (front)
2 6x1.5 infinity speakers (rear)
400w 4 channel alpine amp
2x 10" kicker comps
1 kenwood 1000w mono amp