vl high octane chip installed now wont start

[delcowizzid]

yeah it will help lower rpm torque but you will possibley loose a bit up top higher in the revs.and it changes when the injectors fire by the same amount of degrees too.

 

[adam111]

having no cat and muffler wont help it i guess thats why it might be running rough

 

[delcowizzid]

nah shouldnt effect it really.

 

[adam111]

thanks guys ill go and tinker with it now