Why settle for less? BOLT M6X16 A4 DIN 7991 (MPN W3390918A) includes a 12-month warranty!

About Webasto

Webasto introduced the tilt-and-slide sunroof in 1932 and continues to innovate in automotive comfort and sustainability.

Why Choose Webasto?

• Webasto parts are known for lasting a long time, even in tough weather. • We’ve been making auto parts for over 90 years, so we really know what we’re doing. • You can find Webasto parts for many different kinds of vehicles, from cars to RVs. • Our parts are designed to make your vehicle more comfortable, whether it's heating, cooling, or powering accessories. Webasto – trusted quality, available at FixParts Online!