I am looking to do a fully reversible DRL setup on my turn signal using VLED switchbacks where the lights turn on as soon as I turn on the car even with the lights switched off such as cars that come with OEM DRL's. Will the switchbacks I listed do that or will I need an additional DRL relay to include that function?

Switchback: NEW! 5K WHITE AMBER SWITCHBACK V3 TRITON LED SYSTEM 2.5 | 1 SET

DRL relay: http://www.ebay.com/itm/Universal-LED-Daytime-Running-Light-Automatic-ON-OFF-Controller-Module-Box-Relay-/381036087057?fits=Model%3AG37&hash=item58b7854711&vxp=mtr