Shell Helix Ultra Professional AP-L 5W-30 is a fully synthetic motor oil specifically designed for diesel and petrol engines that require the ACEA C2 and PSA B71 2290 specifications. It is particularly suited for Peugeot and Citroën models (2017 model year and earlier), especially those with diesel particulate filters (DPFs). This oil is recommended for a range of engines that need the PSA B71 2290 and ACEA C2 specifications, including certain models from: Peugeot Citroën Fiat (specifically, those requiring the Fiat 9.55535 S1 specification)
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