We Build custom conversion wiring harness on a case by case basis for Fuel injected,  Manual transmission  equip.  Toyota trucks and 4runners  between 84 and 95 that are doing 5vz, 2rz,  3rz,  and other late model Toyota Engines.  With so many  changes from year to year, model to model it is impossible to give a generic figure on cost.  If your performing this conversion with a automatic transmission, using throttle by wire or the vehicle what carbureted originally  You will need to bring us your  Vehicle.  Our harnesses  come complete with OBD2 port wired in for easy code scanning and trouble shooting.  Starting prices at $450.  Please confirm what year your vehicle is that is receiving the conversion,  2x4 or 4x4, manual trans or auto,  also confirm what year the conversion you are using is from, 2x4 or 4x4 manual trans or auto.

We offer modified stock crossover pipes for early type Duel tube dump crossover pipes.  This allows you to drop the exhaust to the drivers side and adapt to your current  3.0 3vz exhaust system.  They are painted with high temp “black” ceramic impregnated  header paint  that holds up great  but over time but may flake away. Our Pipes cost $175 We have a $75 core charge.  Cores must have good usable studs, and be in usable condition. Core refunds are issued  promptly upon core return. We have had great success with them with no reported cracking. We guarantee fitment  and offer a 1 year replacement warranty if failure were to occur.