Bardahl XTRA 5w30 C3 is an "universal" lubricant. It is formulated from a low-viscosity high-performance Mid S.A.P.S technology, developed for petrol and diesel passenger car and duty vehicle engines, with extended drain interval. It helps extend the lifespan of 3-way catalytic converters and DPF. Suitable for the Longlife III (VW) program.