These lights fit both the 1156-1157 AND 3156-3157 style light cases.
A set will install in less than 5 minutes!
These LED Lights install in minutes into the vehicle's original case.
They require NO CUTTING into any wires, NO DRILLING any holes.
Simply use the existing case your truck came with and plug these in.
One of the best features is you do not have to alter your flasher to get them to flash at the correct speed, The light does all that for you.
No special tools needed, just a Phillips Head Screwdriver.
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