Car build boost but sputters and struggling to hit redline at around 5grand. what the hell can it be ????????/ Need help. Mods are stock ls t3/t4, tial bov and wastegate with 8psi spring. car builds 5 psi but just dont feel like the power is there. It been tuned with crome pro

 

up

 

any codes?

ive had TPS's break/unplug and make the car do that

 

no codes man. Dont know what it can be but it pissing me off

 

check your plugs/wires/distributor cap & rotor

 

what kind of plugs and what are they gapped at?

 

running those njk and there gapped i believe .25