I am unaware of the 07 being moved back from on top of the TB inlet manifold side. With this said the info I have says , the intake and map are changed in 08 for the Impala and the Buick Lacrosse. Also the new map is faster and more reliable at wot and high rpm use.
Last edited by Ill_Born_ss; 02-26-2009 at 04:50 PM.
Reason: Misspelled map