94 galant studering and cuting out when driving
 

hey guys im realy hoping someone can help me i have a 94 galant 2.5 5 speed. now the car just started to studder when at a stop or just engine braking now the red line on the car is 6000 now i cant get it passed 5000 and when i do hit 5000 it feels like i put it in first and let out of the clutch. i can feel a pretty good performance lose too. i would apriciate the help thanks

Spark plugs or spark plug wires.

ok i will replace those could it b the throttle positsion sensor tho