In need of a new bulb for your 2018 Audi S5 but feeling a bit bamboozled by which size to go for? Don't worry, mate – we've grabbed the info straight from the owner's manual and put together a 2018 Audi S5 headlight bulb size chart to help you track down the specific part number for any application.
And, to make it even easier for you, we've cherrypicked a few top-rated aftermarket LED and HID lamps for each of the 20 positions on your Audi Convertible. You can trust these chosen bulbs to fit right into the 2018 Audi S5 socket and meet the necessary wattage and voltage requirements, no problem at all.