BAU15S PY21W 581 Bulb Holder

Replacement bulb holder for bayonet socket bulbs with these part numbers: BAU15S, PY21W, 581.

If your old part has corroded, melted or became faulty this is what you need. It comes with extra wire and could be replaced on many different car models.

PY21W bulb holder is  used for turn signal, indicator bulbs.

Specifications & Features

• Compatible part numbers: BAU15S, PY21W, 581
• Socket: Bayonet
• Used for: Indicator bulbs