DPF's are diesel particulate filters - the SAPs rating of the oil is a minor issue in the scheme of things. If you have issues with the DPF not being maintained due to short journeys, changing the oil spec is unlikely to be relevant.
__________________
2011 XC90 D5 Executive
2003 C70 T5 GT
2012 Ford Ranger XL SC
1977 Triumph Spitfire 1500
1976 Massey Ferguson 135
|