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      05-14-2019, 05:46 AM   #98
goncaloproenca
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Drives: Bmw 740D
Join Date: Nov 2018
Location: Lisbon

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Quote:
Originally Posted by quenotte View Post
As I wrote in my

So just order to your local BMW dealer clamps and gaskets in order not to have any leak:
  • Downpipe to turbo V-Clamp:
    BMW Ref: 1x 18 30 7 606 136 (20€).
    Tightening torque: 13 Nm.
    BMW indicates in ISTA to replace it each time.

  • Downpipe to turbo Gasket ring:
    BMW Ref: 1x 18 30 7 581 970 (15€).

  • Downpipe to exhaust V-Clamp:
    BMW Ref: 1x 18 30 7 620 349 (15€).
    Tightening torque: 30 Nm.
    To my mind, needed to be changed because the seal part of clamp is damaged when removed from OEM downpipe.

  • Downpipe bolts/nuts on its holder:
    Tightening torque: 28 Nm.

  • Exhaust on aluminium holder:
    Tightening torque: 28 Nm.

  • Lambda probes on downpipe:
    Tightening torque: 50 Nm.

It's a 50€/USD ticket compared to 1150€/USD downpipe cost...
Thank you SO MUCH for posting these.

Got a HJS Downpipe for my M2 ( arriving tomorrow ) and just ordered these for a clean install. Just what I was looking for.
Appreciate 0