Old Feb 9, 2007 | 05:24 PM
  #53 (permalink)  
Maxwell's Avatar
Maxwell
Senior Member
Joined: Dec 2006
Posts: 2,881
Likes: 3
Default Re: Someone on XF has a 'particularly strong' C32/SRT-6 Motor. [Dyno - SI Stage I]

Originally Posted by msheredy
So what exactly does the Stage I kit include/involve? Same question for the Stage II. Have you figured any pricing figures yet?

Matt
I think they re-tuned the mapping on the ecu, and also installed a pulley on the S/C. Though I really am curious as to how much more Psi the pulley produces over stock pulley, I'm guessing it might be around 16-18 psi, over the 14 psi stock?
 
Reply