3.5 Engine evolution
#1
#5
Originally Posted by MerkurXR4Ti
so could a 2003 drive into a dealership and get "flashed up" to a 2005 to get the extra horsepower.... and still keep the factory warranty?
No I dont think is that easy....
Originally Posted by Derzigster
There is more to it than that. The Rev up motor has a different plenum and variable valve timing intake and exhaust and a 7K redline.
You could though get the MREV+ and/or plenum spacer to make up for some of the HP difference.
![Big Grin](https://g35driver.com/forums/images/smilies/biggrin.gif)
The TQ however was lower for the 05+ I think, somebody correct me if i'm wrong.
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