3-way breather hose at sits on top of the valve cover
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Small pipe that is attached to combi valve and connecting pipe to the air pump
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"S" shaped breather hose that is attached to pressure regulator valve, OEM part #'s: 06A 103 221BR or 06A 103 221E
2X Entries Into Our F80 M3 Sweepstakes We Price Match - Give Us A Call or Chat! For vehicles with AWP engine code from model year 2002 up to VIN 1J-44009 843, split is in model year 2004
Crooked "S" shaped breather hose attached to the PCV valve (bleeder valve)
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Reinforced silicone for durable replacement
2X Entries Into Our F80 M3 Sweepstakes For vehicles with AWP engine code with production date from 07/01/2003 only
Runs from the lower block breather hose to the small nipple on the valve cover breather port.
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Repairing failed emission components doesn't just turn off the check engine light so you can pass your local emissions test, it also improves performance and fuel economy. ECS stocks all common emission controls, from oxygen sensors to PCV valves.
Lifetime Replacement
