Rotochem Air1 Diesel Exhaust Fluid (DEF) is a pure, aqueous, solution of urea and water, to be used in new diesel SCR engine technology. 


It is API certified to guarantee product quality!!



Meets Automotive industry specification defined by ISO22241


Required in trucks using SCR technology, DEF helps reduce emissions of NOx gases that are produced inside the engine during combustion


On sale while supplies last!  See our flyer!