Exhaust Silencer Tail Pipe 55-79. 211-251-237A 211251237A Was £8.50 - Now £7.65! Out of stock. Tail pipe 55-79. Top quality part, correct for any 1200-1600 engine in any splitscreen or baywindow using the smaller diameter silencer for the 2 piece tailpipe. Original fitment was 58-76 but since most cars have had their exhausts replaced over the years, this tends to be the most popular version.