GMP Performance: Retrofitting lamp leveling motors onto new lamps.
GMP Performance: mounting location of new lamp ballast on left side
GMP Performance: mounting location of new lamp ballast on right side
GMP Performance: Lamp side by side
GMP Performance: Aftermarket lamp
GMP Performance: OEM lamp
GMP Performance: Updated lamp in action
GMP Performance: OEM headlamp vs. updated look
GMP Performance: s4 headlamp install 001
GMP Performance: Additional Headlamp functionality testing
GMP Performance: Testing of OEM leveling motors with new lamps