A set of 2 OEM quality 2.5" wheel spacers are 1.25" per side and will fit most any vehicle with a 5 x 4.5 wheel stud pattern where you are trying to use.
One set of 4 OEM quality automotive wheel spacers for Toyota or Isuzu. 6x5.5-6x5.5 M14x1.5, enough to widen two axles 3" total (one spacer in the kit for each wheel on the axle).
One set of 2 OEM quality automotive wheel spacers for Toyota or Isuzu. 6x5.5-6x5.5 Thread M14x1.5, enough to widen one axle 3" total (one spacer in the kit for each wheel on the axle).