Blackburban09
Member
- Joined
- Nov 9, 2010
- Posts
- 71
- Reaction score
- 1
For better performance and gas milage for the 5.3L thanks ahead guys
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blackbear blows everthing out of the water. Plus justin is the man and he will really make your truck come alive
Do you guys have it on your trucks ? Any complaints, how easy is it to install, do i need a vette servo and what is it ? .and how does the tune work