Spiegler Stainless Brake Lines - Porsche Front or Rear 2 Line KitSpiegler 100% stainless front or rear brake lines for various Porsche models. ***DOES NOT REMOVE REPLACE REAR CALIPER HARD LINE*** . These line kits were revised to retain the rear hard line on these applications. On the rear calipers, the hard line bracket is bolted to the caliper and therefore does not need to be disconnected in order to remove the caliper for a brake pad change. 986 Boxster 1997 2004 Rear 981 Boxster & Cayman (exc. GT4 Boxster