Short But Sweet Out of the arsenal for the 335i comes a short shift kit that offers drivers a much smoother and quicker shift than stock.Consistent Engagement is the name of the game.Our heavyweight 8.25 oz knob vs. the 3.25 oz BMW factory issue knob, gives the system the true feel of a performance BMW.Installation of unit is a direct, plug-and-play replacement without the need for cutting, drilling or tapping.Any doubts? Ask the guys at both Roundel and Bimmer who have both reviewed and praised it.Shorter 1-2 Transition than Stock Shifter Key Features Modified carrier assembly Shifter creates up to 30% shorter throw Active Autowerke 8.25 oz Signature Knob All mounting hardware included Step-by-step installation instructions