RS-420 This top quality exhaust continues the superb reputation of the previous pipes, but now includes a catalytic convertor within the silencer to comply with the latest European directives, silencer manufactured from all stainless steel with billet aluminium end cap, fits standard or the headers This is fully E marked for road legal use; fit all European/UK model 2008 and up XB models including the Ulysses.
The silencer cases are made from solid sheets of Anticorodal 6082 alluminium. The design is created by three dimensional CAD programmes and the manufacturing is carried out by computerised, automatic, numerically controlled machines which make up each piece. On average 25 minutes are needed just for the elimination of chips from each case, due to the high precision of the dimensions and the finishing. We recommand that you change fuell map for the original ECM and use a K&N air filter.