Starts up fine runs fine until you put it in gear and hit the gas then it backfires through the intake shakes misses has no power howls from under the hood and doesn't have any power you can barely lay your foot on the gas and it'll go and then it'll start shaking if you let off and then lay it back on it just a little it'll clear up for a minute until it reaches whatever RPM it decides to start doing it again sometimes if you lay into it it'll roar and howl and pop and won't go nowhere and then it'll just clear up and go until you let off the gas and do it again it had a code for the rails st… Read complete