Join Date: May 2002
Location: Newbury Park, CA
Originally posted by mark '87 930
That should be your air injection... it is for emissions and goes to the smog pump.
1986 - 930 Coupe / 2016 - BMW X5 xDrive35i / 2015 - Volkswagen Golf TDI 6MT
Director of Automotive Insights at Kelley Blue Book / Forbes automotive contributor