Certain engines suffer from fuel dilution (fuel mixing with the oil) and that is one of the quickest ways that an oil can breakdown. Using a full synthetic oil may help to reduce oil consumption if a mineral or semi-synthetic oil is being used.
The FeBi Bilstein Rocker Arm fits Volvo, offering a precision fit for those seeking high-quality suspension and steering arms for their Volvo model 29883, which is OE matching, meaning it's designed to replace the original part for a perfect fit.