Subaru Wagon Warning Lights

I Have A Cylinder Misfire I Have Changed The Cat Converter, Plugs ,wires,coil,timming Belt,and Idlers,cam Sensor,crank Sensor, Coolant Temp...

I Just Replaced The Alternator Myself In The Shop Parking Lot After They Told Me It Was Bad. I Had Been Having Charging Issues. I Drove It...

My Car Had The Brake And Charge Light Come On The Tachometer Has Become Very Eratic, The Battery Is New And The Alt. Was Checked Out And...