More about SWEPCO 306 Supreme Formula Engine Oil – Longer Engine Life & Lower Maintenance Costs
SWEPCO 306 Supreme Formula Engine Oil is ideal for classic, vintage and legacy vehicles with diesel or gasoline engines. It remains one of our mostly used engine oils and a recommendation our Field Service Representatives and Distributors make on a daily basis. SWEPCO 306 was originally formulated for the Tier 1 2002 to 2007 over the road diesel engines and 2004 to 2010 off road diesel engines. These engines could burn 500 PPM sulfur fuel and are prior to most [...]