Sputtering and Running rough.... Help!!!!

[Capnscoop]

After i had my exhaust done the truck started running rough. i replaced the plugs wires and fuel filter and it is still the same..it has a little bit of hesitation.. What could it be?? it is driving me nuts. Thanks

 

[readymix]

Timing?

 

[Bogger Man]

Cap & rotor maybe?




Hold my beer & watch this!