Illuminate the rear interior of your classic Mustang with this 1965–1970 Ford Mustang Interior Quarter Bulb (Fastback – Bulb No. 1003)—the correct replacement for your fastback’s quarter panel courtesy lighting.

Specifically designed for fastback models from 1965 through 1970, this No. 1003 bulb provides the proper brightness and factory-style illumination to enhance visibility and maintain an authentic interior appearance. Ideal for restorations or replacing burned-out bulbs, it ensures your Mustang’s interior looks and functions as originally intended.

Features:

• Correct No. 1003 bulb for 1965–1970 Mustang Fastback models
• Designed for interior quarter panel courtesy light applications
• Provides factory-style brightness and color
• Easy plug-and-play installation
• Reliable, long-lasting performance

Perfect for:

• Classic Mustang restorations
• Replacing dim, burned-out, or missing interior quarter bulbs
• Maintaining authentic interior lighting appearance

Bring your Mustang’s fastback interior back to life with this correct-fit quarter panel bulb—essential for a functional and accurate restoration.