Gasoline and turbocharged gasoline direct-injection engines get a boost in protection with DuraMax full synthetic XLT engine oil from Reladyne. The product provides wear protection, prevents deposit and sludge formation and defends GDI and TGDI engines from the effects of low-speed pre-ignition. The company adds that the SAE 0W-20 and SAE 5W-30 oils meet the General Motors Dexos1 Gen2 specification, in addition to ILSAC GF-5 and API SN. Web: www.reladyne.com