Champion's Blue Flame SAE 5W-30 API CJ-4 Diesel Motor Oil provides the same level of engine protection as leading SAE 15W-40 HD Motor Oils, but with improved fuel economy, according to the manufacturer. The motor oil meets or exceeds the following OEM diesel specifications: ACEA 2010 E6-08 Issue 2, E7-08 Issue 2, E9-08 Issue 2; API CJ-4/SN; Daimler MB 228.51, 228.31; MAN M3477, M3271-1; MTU Type 3.1; Volvo VDS-4, VDS-3, CNG; Renault Trucks RXD, RLD-3, RLD-2, RGD; Mack EO-O PP, EO-N, EO-M Plus; Cummins CES 20081; JASO DH-2; Caterpillar ECF-3; and Deutz DQC IV-10LA.