AMSOIL Diesel All-In-One is now called 4-In-One

AMSOIL Diesel All-In-One is now called 4-In-One

New Name for Diesel All-In-One AMSOIL Diesel All-In-One is now AMSOIL Diesel 4-IN-1. Labels and other support materials are being updated now, and freshly labeled product should be available in late May. AMSOIL Diesel 4-IN-1 better describes what customers receive...