Jcsportline Half Carbon Fiber Rear Lip Diffuser fits BMW E46 3 Series M3 Bumper 2000-2006 Fitment:This Rear Diffuser fits for BMW E46 3 Series M3 Bumper 2000 2001 2002 2003 2004 2005 2006 Material:Carbon fiber,Made by approved & certified manufacturers with materials that meet market requirements and road use regulations. Installation:This Rear Bumper Diffuser installed with tapping screws. Package:1 pc rear bumper diffuser cover, self tapping screws. Shipping:The Rear Diffuser will be shipped by EMS, normally the shipping time is 5-10 working days.