Collier & Miller Griffith supplies premium automotive and machinery additives engineered to optimize system performance and extend component life in tough regional conditions. Backed by decades of local expertise, we hold huge stocks locally of industry-trusted brands like Bar's Leaks, Castrol, CRC, Hi-Tec, Moreys, and Nulon. From high-duty oil stabilisers and diesel smoke killers to advanced engine flushes, fuel system treatments, and cooling system sealers, our massive inventory guarantees peak efficiency and the best local price—plus, enjoy free local delivery directly to Griffith and surrounds.