Start up Clip 4" catback

[62nalide]

Here is a sound clip if the MBRP 4'' Durramax system on a 1500




And me fooling around with the P.I. converter

[badboy956]

Damn sounds vry nice! N clean truck bro

[62nalide]

Thanks bud

[RS/SS 4.8]

Sounds good. What year duramax exhaust system did u use? L9oking for somethin for our turbo cc.

[62nalide]

Sounds good. What year duramax exhaust system did u use? L9oking for somethin for our turbo cc.

It was the 08 and up for the ext-cab the crew cab HDs have a long bed

[waybad]

sounds good!!