While i haven't gotten to the point of manufacturing my own yet I have started using B85 along with Power Service. I started with a fresh fuel filter and will see how things go. Gonna try 500 gallons and see if theres any difference.
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2007 Mega Cab Laramie 5.9 Cummins, Smarty Jr. Jake Brake, 5" MBRP Stainless Exhaust, 48re, Amsoil fluids and oil bypass, Nano filter, Toyo Open Country AT 285/75/17, AMP research power steps