Specification: Model number: B07374 Product name: gear knob gaitor boot Material: plastic PU leather Color: Grey Gear type: 6 speed + RInner hole diameter: 12mm/0.47in Placement on vehicle: front Features :1. Made of high quality ABS for enhancing strength, durability & shifting speed.2. Enhance shifting more smoothly & quickly into the box.3.A perfect replacement for your old/damaged one. Fitment: For Audi A4 S4 B8 8K/ A5 8T/ Q5 8R S-Line (2007-2015) (The Compatibility Is Just For Reference. Please Compare With Your Original One Before Purchasing!) Note :1. Please allow 0.5-1 inch difference due to manual measurement. (1inch=2.54cm).2. The color of the actual items may slightly different from the listing images due to different computer screen, thanks for your understanding.3. There is no instruction included. Professional Install is Highly Recommended! If you would like to know how to install, please contact us by email. Package included :1 x gear knob gaiter boot