Haltech WB2 - Dual Channel CAN O2 Wideband Controller Kit HT-159986 Fluidyne you have to buy the

you have to buy the whole fork

the fuel rail features four 8AN ORB ports and is compatible with all fuel types including popular alcohol mixtures such as E85

2 x mating connectors for NTK Lambda sensors

or rear only

Haltech WB2 - Dual Channel CAN O2 Wideband Controller Kit HT-159986 Fluidyne you have to buy theHaltech WB2 Dual Channel CAN O2 Wideband Controller Kit HT 159986 LENGTH: 1. 2M (4ft) INCLUDES: Dual Channel, CAN Wideband Controller, 2 x 4. 9LSU Sensor, CAN Cable (4' 1200mm), Power Supply Cable, 2 x Weld on Bung, Quick Start Guide. NOTES: The ideal CAN expansion accessory for all Elite Series ECUs. Smaller, lighter and water proof! The new Haltech Wideband Controller can now be safely fitted inside your engine bay but that's not all