Derrick
Full Access Member
- Joined
- Dec 12, 2017
- Posts
- 544
- Reaction score
- 271
- Location
- near Milwaukee, Wisconsin
- First Name
- Derrick
- Truck Year
- 2003
- Truck Model
- 1500
- Engine Size
- 5.3
I don't know my 2003 Chevy 1500 with the 5.3 has full 3" and it does not have the best flow but what the hell I will try it if I get the truck if I don't like it I can always take it offYou can run 3" exhaust and single exhaust should flow as well as dual exhaust.