Bosal Catalytic Converter 099-1421 Catalytic convertersFor petrol engines, Bosal has developed its own radial flow catalytic converter with an innovative metal substrate.The radial flow concept ensures an even distribution of the gas flow in the converter to deliver optimized conversion of harmful gasses.For diesel engines, Bosal has developed its own diesel axial flow catalytic converter, using also theinnovative metal substrate technology.Both conceptsenhance the reduction of emissions and ensure a high durability.