Straight pipe cat

1981 Peterbilt 359 Standard Hood with a 3406c Caterpillar engine 5" Dynaflex pipes 13 speed transmission 3.08 rearends

[@darrickdykstra5579]

The tractor flappers making it even better 👍

[@brotherhoodofram8967]

That's one healthy sounding kitty cat

[@tacklebox8020]

I always thought a straight piped CAT sounded beastly!! Nice!! If u can do a video going down a mountain grade running the Jakes, that wood b sweet!!

[@detroitgarage9430]

That sounds better than my Detroit:)

[@matthewechols3242]

Detroit is the worst thing ever

[@old-school-rigs9378]

Good sounding rig

[@Autocar87]

Very nice. Nice and smooth. 👍👍

[@bryanmorrow9235]

its so loud it sounds loud when you driving

[@stovepipe9er]

Did you swap in a 3406c?

[@mosyinmoses]

Yes it's a 3406c with a B fuel pump

[@CEDARMULCH642]

Sweet 🎵🎶

[@brandoncherry1651]

Rain caps talking 😁😁💯

[@robertcypress1699]

HOT DANG 😄😄😄😄

[@erwinaguero9258]

❤

[@davidkreidler7552]

LOL Moses

[@oliviabeck7227]

The unable spoon acly carry because daniel realistically depend via a jagged streetcar. needless, cumbersome mask