Originally Posted by Tarheel_6.4L
Why does this intake cause the CEL to come on and how can it be fixed? It really bothers me to see this knowing its cause by the intake. I'm thinking about going back to the stock intake but the dealer wants $600 for it. What can I do to fix this problem? I'm kinda leaning towards going back stock or trying the s&b unit. Any suggestions????
Spend more money and get a dpf delete tuner... Mine did it before I got my Spartan. In fac,t I haven't had a single code with my Spartan. It will pay for itself with the fuel savings. But you may be rolling the dice with your warranty even though it supposed to be undetectable.