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lowglider · 07-09-2012, 10:13 AM

NOx gets reduced to N2 naturally, it just needs a little time.

Soot can be reduced without DPF, just needs more boost (more air) or less fuel in the mixture. Since you have an ECM Eco tune, it should smoke less.

07-09-2012, 10:13 AM	#16 (permalink)
lowglider EcoModding Apprentice Join Date: Sep 2009 Location: Mars Posts: 106 Diabla - '09 Renault Laguna Hatchback Thanks: 10 Thanked 18 Times in 12 Posts	NOx gets reduced to N2 naturally, it just needs a little time. Soot can be reduced without DPF, just needs more boost (more air) or less fuel in the mixture. Since you have an ECM Eco tune, it should smoke less.