Join Date: Jul 2011
Location: Cologne, Germany
the original O˛ sensor with the original plugs, would be Bosch
(short p/n 13957 or Bosch 0 258 003 957 )
length 123,6 cm (some listings say 128,3 cm)
you can also get aftermarket that you need to splice the wiring in.
Original alfa part number for the S4 is 7654221
Dom - Alfa Spider 1990 S4 - formerly: Alfa 101 Sprint, 2600 Sprint, Montreal - family classics: Jensen Interceptor II, '58 Hooper RR Silver Cloud I, Shadow II, '60 Corvette.
Last edited by spiderserie4; 02-26-2019 at 03:51 AM.