How To: Install a Wolo Bad Boy Air Horn (SKU: CIC419) (Click for more info and price) in Your 2003–2006 Sprinter Van Installing a Wolo Bad Boy Air Horn in your 2003–2006 Sprinter van is a great way to enhance your vehicle’s auditory presence. This step-by-step guide will help you install it safely and effectively. … Continue reading How To: Install a Wolo Bad Boy Air Horn (SKU: CIC419) in Your 2003–2006 Sprinter Van