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Joe Gibbs Driven Performance - XP 4 Oil - 1 Qt - 15w-50

Break In Oil – This petroleum based oil provides superior break-in properties for flat-tappet engines. The special additive package promotes ring seal and provides maximum protection for cams and lifters during initial break-in. – Recommended applications: Late Model V8, Nitrous engines and Alcohol engines. Viscosity typical of SAE 15W50. Free t-shirt with the purchase of 12 quarts of oil. (Specify which size of t-shirt in the comment box given at the end of checkout process)

Is the XP4 the same oil as the break in oil?
Yes, they are the same formula, just a different label on the bottle.