BFI Crankcase Breather Adapter MK4 · 1J 1.8T

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BFISKU: EBFI7001448A We Price Match!


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Designed to fit into the stock location for the crankcase breathing system located on the oil filter housing.  This adapter gives you the ability to install either braided, nylon, or push-lock hoses to replace your existing factory ones.

Threaded for a -10 ORB fitting this adapter gives you a world of options! Hose fittings for use with this adapter can be found HERE.


  • Perfect stock location fitment
  • Install in braided, nylon, or push-lock houses
  • -10 ORB fitting

What's Included:

  • BFI Crankcase Breather Adapter
  • Brand new OE gasket

Vehicle Fitment

Model   + Drivetrain  
1J Jetta · GLI 1.8T I4
MK4 GTI 1.8T I4

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