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- Fri Jul 22, 2016 12:33 pm
- Forum: MK8 and MK9 (6R/6C) Polo (inc GTI) - Years 2009-2017
- Topic: Twin Headlight and Single Headlight System
- Replies: 21
- Views: 4760
It is a straight swap. plug on the back is the same and everything. No coding required. Hello, I understand this is an old topic, but requesting some clarification. When we switch from the single barrel headlight unit (which uses one H4 bulb for low and high beams) to the double/twin barrel headlig...