Gmc Sierra 4.8 flowmaster sound

[etrhytr]

shouldve got a 5.3

[Talkshitgethit69]

@etrhytr 4.8ls have more high end power then the 5.3ls do the same mods to a 5.3l and a 4.8l and put em up against each other the 4.8l will beat it maybe not off the line but it will beat it

[chevy216]

Thanks!

[truckbeast707]

Its a 4-5

[chevy216]

Hey nice video!Still wondering what kind of drop you have.Sounds nice!Keep posting!

 -Alvaro

[chevy216]

lol!''Hurry up mother fucker!''