Please check out pictures on the left, the car in question together with the official emission test results.
Please find below the original description added from the owner of that car:
“Old Defender with 94% less carbon-particulate emissions
At the Landrover, Defender Diesel Year 1997 90 KW, the BE-Fuelsaver and the Emission Saver have been installed. The turbidity k decreased from 0.52 to 0.03 which corresponds to a reduction of 94%.
The limit for the particle filter is at 0.50. Now this vehicle can compete with each new particle filter vehicle! (2014)
Antonio Santos, Silves, Portugal”