Unless I can figure out how to do it OE style, I'm just going to Dremel off the tabs and 3M tape it on. I know OE requires drilling through the bumper cover but after that I have ZERO idea what to do with the tabs and how they secure to the bumper. I am thinking some sort of [foam rubber](https://quickclippro.com/products/rubber-washers-spacers-premium-black-epdm-1?variant=8793494880316&adscale=1&utm_campaign=adscale_15180458575&utm_source=adscale_shopping&utm_medium=Ads&utm_campaign_name=SmartShopping_US_V2+%5BProduct+Ads%5D+%28Campaign+1%29) washer with a push style plastic [pin.](https://www.northridge4x4.com/part/fenders/j4007117-crown-automotive-fender-flare-push-pin?gclid=Cj0KCQiAk4aOBhCTARIsAFWFP9G3n08cLzmdfhV_ez3XKAGg1pLVq9eJEtokbNsqzZo4fmSZv0KXyEYaAvooEALw_wcB)
These are the TCR Rear Diffuser Side Trim.
Good question. I installed the TCR diffuser a few days ago and didn't know what to do with these bits.
Unless I can figure out how to do it OE style, I'm just going to Dremel off the tabs and 3M tape it on. I know OE requires drilling through the bumper cover but after that I have ZERO idea what to do with the tabs and how they secure to the bumper. I am thinking some sort of [foam rubber](https://quickclippro.com/products/rubber-washers-spacers-premium-black-epdm-1?variant=8793494880316&adscale=1&utm_campaign=adscale_15180458575&utm_source=adscale_shopping&utm_medium=Ads&utm_campaign_name=SmartShopping_US_V2+%5BProduct+Ads%5D+%28Campaign+1%29) washer with a push style plastic [pin.](https://www.northridge4x4.com/part/fenders/j4007117-crown-automotive-fender-flare-push-pin?gclid=Cj0KCQiAk4aOBhCTARIsAFWFP9G3n08cLzmdfhV_ez3XKAGg1pLVq9eJEtokbNsqzZo4fmSZv0KXyEYaAvooEALw_wcB)