New Smog block off plates DUCATI HYPERSTRADA / HYPERMOTARD 821 / 939 / 950 / SP 2013 - 2024 Ref : SYSTP2-001 Price €24.00 Smog block-off plates (also known as PAIR valve removal kit) specific for the following DUCATI : HYPERMOTARD HM 821 / SP 2013... Price €24.00 Add to cart