These -AN6 fitings fit to the fuel rail ends to allow the fitting of braided lines.
There are in three kit versions as follows:-
Kit A: 4 off -AN6 with 8mm hole (2 R/H fuel rails needed).
Kit B: 3 off -AN6 with 8mm hole, 1 off -AN6 for FPR replacement with 6mm hole (for in series fuel lines).
Kit C: 2 off -AN6 with 8mm hole, 1 off AN6 with 6mm hole, 1 off -AN6 for FPR replacement 6mm hole (for parallel fuel lines).
Forum Price £32 a set delivered.