1. Find the right bulbs for the headlights and/or fog lights for your vehicle Bulb Application Guide – Cars, Trucks & SUVs Bulb Application Guide – Motorcycle, ATVs & UTVs Bulb Application Guide – Snowmobiles 2. Find the part# you need for your headlights and fog lights Bulb Part # Cross Reference 3. Find out if you need any additional accessories to make it work Featured Vehicle Guide – Pickup Trucks 4. Review the PIAA 2016 Powersports Bulb Application Guide Catalog PIAA 2016 Powersports Bulb Application Guide