stevealvey24
New Member
- Joined
- Jan 9, 2011
- Messages
- 194
- Reaction score
- 1
- Points
- 0
- Vehicle Year
- 1986
- Make / Model
- Ford
- Engine Size
- 2.9
- Transmission
- Automatic
Is it possible to upgrade to a 4 wire o2 sensor from a 3 wire? If so what all is there to be done? I'm thinking with the exhaust I have (very unrestrictive) my non heated sensor is not getting warm enough to function properly.