folks i have a bunch of these.. these are intermittant programmable  wiper
relays, otherwise known as the "99 relay"  this replaces your  stock
intermittant #19 wiper relay and allows you to custom set the wiper  sweeps
to  the
speed you want.  simply plug and play.   fits  all '80-'91  vanagons and
many
other '80's-'90's vw's too.

$20 ea shipped conus