Dinan Billet Short Shifter Kit - 2004-2013 BMW 135I/325I/328I/330I/335I/530I/545I/550IDinan's billet short shifter kits effectively reduce the amount of throw necessary to make gear changes providing a sportier feel. Larger BMW models with larger gearboxes require more leverage to make the gear changes which is why BMW employs different shift handle configurations for various applications. The Dinan short shifters are application specific as well in order to achieve an appropriate reduction of throw providing the associated benefits