says 'SINISTER powersports have a new delivery of Yoshimura RS4 exhausts due within the next two weeks or so - available for most popular 250/450s Dirt Bikes - available for only £450.00 + delivery for a complete system with full manufacturers warranty'

Taking orders now for the most eagerly sought after system on the market today - please call us on 0151 356 3021, email us on info@sinisteratvaccessories.co.uk or message us on here as when the shipment arrives numbers are limited.

Also have market leading pricing on Akrapovic, Pro Circuit and FMF silencers, headers and exhausts for all popular models so why not drop us a line to see what we can do for you?