Sluggish acceleration...

Fuel filter, fuel pump, ignition coil?

Hi, Fuel pump relay too.. Am fairly certain you have 2 fuel pumps so a screwdriver to the tank to see if the in tank one is over worked would be a good test.. Des. .;)

Stage 0 

Plugs, HT leads, rotor arm, cap??? Cat? Once the exhaust is fixed, get a place with a sniffer to stick a probe up the exhaust and see if the mixture is right across the rev-range...

Blocked cat?