Offer Up. here are some prices to know what to offer.

Toxic Force : 17k+
Magnetite Relax: 7.5k+
Gladiator Force: 500tc SOLD
Gladiator Relax: 150tc SOLD
Titan Timer: 350tc
Colored Trails (Not Sold Seperatly): 1.5k
Demolition Secondary Gradient: 13.5k (Gradient is pricey)

Tc only. OK. All can go for 40.5k