Clio197 lumpy

hello guys hope you can help me I’m having a problem with my Clio I put bad fuel in 4 months ago so ran all cleaning stuff through the tank the coil fucked up so changed all the coils and the spark plugs and the fuel injectors the other day the car is still lumpy when I’m at low rpm you can here the car struggles to take off and makes narsty noise from exhaust then when I get over 3000rpm I put my foot down hard it will get to 5000rpm then will struggle to get anymore speed so will have to lift my foot off Excelerator and back on and it’ll be fine till I get to 6000rpm on idle the car sounds shit you can hear the exhaust pop then if you look at the engine it shakes on idle pretty bad it’s like a heart beat I dunno what to do with it anymore please help
 
compression test it first that way it eliminates and "mechanical issues"

then check for any stored ecu codes - make a note of them then clear them run it again & rescan...

sensors could be at fault - first lambda sensor / cam position sensor / knock sensor
 
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