spencer785
Well-Known Member
- Joined
- July 24, 2008
- Messages
- 457
- Reaction score
- 0
- Year, Model & Trim Level
- 08 EB 4x4 V6
and also i was thinking of putting the magnaflow cat back system on my truck instead of just the muffler that i have now. would i need to the tunes re tuned.