A comprehensive extra pair of intermediate centre silencers & mounts kit for twin system, fits between 'end of rear footwell' & axle, made in stainless but can do them in mild steel, takes edge off noisy twin system, kit contains 2 silencers, 2 extension pipes for front pipes, 2 new intermediate pipes that fit between the new intermediate boxes & original rear silencers, these new intermediate pipes have the rear bend 'kicked' up to make the rear silencer virtually paralell with the body, also comes with 8 Stainless band clamps for the sleeve joints at the ends of the silencers & pipes, also positioning instructions & extra sling kit for front of rearmost  silencers

Photo is of positioning of the box behind the rear footwell box on a DB2/4, 2/4 MkII & DB MkIII, it is fitted with a stainless band clamp to hold it to the front pipe, we sell these aswell.