The 1947 - Present Chevrolet & GMC Truck Message Board Network - View Single Post

Longhorn Man · 07-05-2008, 10:34 PM

Jim, the relays alone will make the difference... like night and day. Even with old T3 lamps, it's a huge improvement.

07-05-2008, 10:34 PM	#2
Longhorn Man its all about the +6 inches Join Date: Jan 2001 Location: Hilliard Ohio Posts: 2,690	Re: GMC 4 head lamp system ????? Jim, the relays alone will make the difference... like night and day. Even with old T3 lamps, it's a huge improvement.