Ok Gents,
My Friend bought an 07 6.7 CumminG's Crewcab 4x4 with the 6 speed auto.
He came asking for advice on how to mod it, I m not too knowlegable about the new 6.7 with the emissions crap.
I told him We need to ditch the exhaust, get a Smarty tuner and possibly block the EGR?
Am i...