Universal 57" Wing Span Black ABS Plastic Rear GT Trunk Spoiler 100% New-in-Original Package. Width: 57" Height: 6" (bracket height) All 3pcs of the spoiler are made of ABS Plastic This item MUST be install by professional, as you will need to drill holes to bolts the spoiler. Instruction is not included but any of your local body shop should able to install it for you.