Why isn't the EGR system downstream of the DPF filter?

Discussion in 'Heavy Duty Diesel Truck Mechanics Forum' started by loudtom, Mar 14, 2020.

  1. loudtom

    loudtom Road Train Member

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    Would the filter create too much restriction and stress the turbo or something? I would think it makes more sense to run it through the filter, so that only the inert gasses are recirculated without the soot.
     
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  3. spsauerland

    spsauerland Road Train Member

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    Cat tried it that way with their 07 on-highway truck engines.
     
    SAR Thanks this.
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