Re: 2004 crossfire needs hp
If it's that important, you might consider going with a Nitrous Oxide system.
https://www.carid.com/mercedes-nitro...=Mercedes-Benz
Gets you up to a 75HP increase.
Certainly significantly raising the HP puts the engine components at risk.
Last edited by Toolman; Jun 25, 2019 at 01:53 PM.