OFF T4P
Donating Member
- Joined
- Aug 30, 2009
- Messages
- 400
- Reaction score
- 5
- Points
- 0
- Location
- townsville
- Members Ride
- 383 HSV GTO coupe & vk ls1 turbo
the bigger the primarys the better with my old charged ls1 i had 1 7/8 primarys 4 into 1 pacemakers 3 1/2 outlets . twin 3" with 5" steel cats more flow the better