Since LB7s have a wastegated turbo they will never sound like a 4.5 and up, it's all from intake that you hear the turbo. If you want you can check out my video on the intake horn and see the difference! It's the only mod I did that I notice a difference
What year duramax
02
@@InfamousDuramax is there a lot of turbo noise now?
@@InfamousDuramax I have an 03 but I want more turbo sound and louder
@@InfamousDuramax also what kind of exhaust sorry
Since LB7s have a wastegated turbo they will never sound like a 4.5 and up, it's all from intake that you hear the turbo. If you want you can check out my video on the intake horn and see the difference! It's the only mod I did that I notice a difference