boost increase
Race Director
Joined: Mar 2004
Posts: 12,466
Likes: 886
From: Fort Wayne IN
2025 C5 of the Year Finalist - Modified
C5 of Year Finalist (performance mods) 2019
2017 C5 of the Year Finalist
2016 C5 of the Year Finalist
2015 C5 of the Year Finalist
A manual boost controller is all you NEED to turn up the boost. After that though, you'll probably need a new motor. 
J/K but only partly.
Tuning for sure for the new boost. Fuel system upgrades might be necessary too. Possibly valve springs if they aren't already upgraded. The list will go on.
J/K but only partly.Tuning for sure for the new boost. Fuel system upgrades might be necessary too. Possibly valve springs if they aren't already upgraded. The list will go on.
