I have a 5 speed, v6, 99 mustang. Milage was at 18-20, had the clutch redone and ever since, my gas milage has been 14-16.
- I am running a K&N filter, tried a regular, no change.
- Replaced: Spark plugs (double plat), plug wires
- Fixed 3 cracks in the passenger side exhaust manifold...