The new API CK-4 and FA-4 diesel oil specifications focus on drastically reducing emissions and improving fuel economy, while providing increased engine-protection benefits. Click the image for more information.
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A Deciding Pikes Peak Summit and a First-Time Win in Crandon
Scott Birdsall fails to reset the Pikes Peak diesel record. Kyle Chaney picks up speed at the AMSOIL Championship Off-Road...
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