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Does b5 s4 back box fits a4 2.5 tdi quattro ?

Discussion in 'A4/S4 forum(B5 Chassis)' started by adamss24, Sep 25, 2009.

  1. adamss24
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    adamss24 Well-Known Member

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    [Sep 25, 2009]
    hi guys, as per title, anyone know the answer to that question ? many thanks !
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  3. aragorn
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    aragorn "Stick a V8 in it!" Staff Member Moderator VCDS Map User

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    [Sep 25, 2009]
    Well it should bolt to the car, however you may need a reducer on the end of the S4 backbox as it might have a larger bore than the TDi.
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  4. adamss24
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    adamss24 Well-Known Member

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    [Sep 25, 2009]
    You shure about it ? I think the rear box is about 3'' on the tdi after the cats...but i would double check that in the morninh though ! Thanks for the reply.
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  5. aragorn
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    aragorn "Stick a V8 in it!" Staff Member Moderator VCDS Map User

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    [Sep 25, 2009]
    The vagcat diagram isnt very clear, but i think it suggests the S4 has a 65mm pipe, and the diesel has a 60mm pipe.

    Not insurmountable though!
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