not in cali. changing the intake will immediatly flag the ref. all the rest cant be seen but anything changed under the hood not carb OE legal (so far nothing intake has been approved) can be seen then that a no in cali.
glad i live where i do, i could mount a viper engine to a set of axles with duct tape and a milk crate... teer with a pair of chains on the front wheels, and as long as i can drive it to the station i get a sticker. i love backwoods NC
Torinalth