AGT D2S D2R Replacement Ballast For OEM Type 5DV Aftermarket ballast that is compatible with Hella type ballast with the same shape and connector Although some people may think that they are different ballast than OEM D2S / D2R type ballast; they are same as OEM; Compatible with 'LVQ212' (BMW/Mercedes may use different part#); Our ballast is more compact Please check your ballast; Does it look the similar? If so then this product will work; This product is a direct replacement for Hella style ballasts found on Early 2000's BMW; Mercedes; Porsche etc Solid Built and Digital Design internals; No instructions will be included (Pack of 1) The dimension of the ballast is approximately 10 x 5 x 3.3 cm; Includes ballast unit and 12V power cable.