Rxmotoring 1999-2004 Gmc Sierra Stepside Tail Lights + 8 Led Bumper Fog Lamp This Item Is For 99-04 Chevy Silverado Stepside Only. & 99-04 GMC Sierra Stepside Only Great quality & fit perfectly with no modification. Direct bolt-on replacement for the stock unit. Manufactured by OEM Approved Manufacturer that Meets OE Standard Come With DRL Fog Bumper Led Light = daytime running light which produces a LED strip similiar to latest European car style (8 LED Light Per Side). Wiring for These DRL is Required and Simple, You Can Wire These DRL as Backup Lights, Daytime Lights, Parking Lights, Fog Lights, or even Signal Lights Installation Instruction is Not Included, Professional Installation Is Highly Recommended