Decat and adding extra cat

Discussion in 'Mechanical - Engine, Gearbox, Exhaust etc' started by Danny Danger, Sep 23, 2020.

  1. D32B039F-1061-4178-A119-2DC4CC5075B2.jpeg Has anyone fitted a decat and then fitted another cat into the centre somewhere. I see super sprint do a system like this. Just thinking is this a better way rather than just running a sports cat Down pipe.
     
  2. Yes my r26 had similar to pic, was a k tec 3" system with sports cat in that position which makes it easy to remove & put in a de cat if wanted
     
  3. Abit like this ?

    The exhaust is (was) a KTec 3"

    Work carried out by RW Development in Litchfield (Dean), we also fitted an additional silencer from Fabco.

    We are running decat now and will fit the cat when we take it To RST for remapping
     

    Attached Files:

  4. So is that a sports cat you've fitted. What did you do about the 2nd lambda sensor as the original is to short
     
  5. Yeah it's 100 cell sport cat. The lambda has an extension lead provided by Matt e, he made it up using the appropriate connectors (saved me doing it) and didn't have use for it now.
     
  6. Did it throw up any eml lights running the decat then added sports cat
     
  7. Cars already mapped on decat so no EML, that’s why we had the decat pipe made to fit where the cat sits - so no issues. When we go for remapping we will fit the cat and have it mapped with the cat in, that’s why we moved the 2nd lambda so it’s available if required
     

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