DBR SAE 15W-40 | Gallon Quantity:1 GP-1 is refined

GP-1 is refined

Correct viscosity must be used as noted below:

The 10W viscosity for racing applications now allows DT50 to work for both the 5W50 and 15W50 applications

classic engine internals during start-up

DBR SAE 15W-40 | Gallon Quantity:1 GP-1 is refinedDBR SAE 15W 40 Conventional Diesel Break In Oil DBR promotes proper surface mating during the critical break in process and chemically assists with piston ring sealing. A low detergent level allows the fast burn ZDDP additive to adhere directly to all ferrous metal wear surfaces for maximum scuffing protection of flat tappet cams, bushing lifters, cam driven fuel pumps, turbocharger bearings and cylinder bores. Can be used in naturally aspirated and