OSRAM Cool Blue Boost Car Bulbs

Introducing the brand new OSRAM Cool Blue Boost range! These bulbs produce a colour temperature of up to 5000K and up to 50% extra brightness on the road than standard. You'll benefit from optimum style without compromising on light output.

Available in a variety of fittings including H7, H4 and H1, Cool Blue Boost car headlight bulbs come with a free warranty and can be delivered for free worldwide.

Why should I buy OSRAM Cool Blue Boost?

If you’re looking for a high-wattage bulb that delivers on power and performance, choose OSRAM Cool Blue Boost. The high wattages used in this range deliver up to 50% extra brightness, plus a colour temperature of up to 5000K.

Where can I install OSRAM Cool Blue Boost on my vehicle?

Available in H1, H4, H7, H9, H11, HB3 and HB4 fittings, OSRAM Cool Blue Boost bulbs are typically installed in the headlight unit.

Please check your vehicle handbook or use our Bulb Finder to find out which fitting your car needs - different vehicles use different fittings.


High-quality German manufacturing and over 100 years of technological innovation mean that OSRAM’s reputation is more than deserved. Their customer base, which includes 150 countries, helps to fuel the company’s passion for intelligent light.

PowerBulbs is an approved partner and official distributor of OSRAM automotive lighting. Shop with us and feel safe in the knowledge that you’re getting genuine OSRAM products.