TGP H4 10000k Deep Blue AC HID Xenon Kit (Low Beam Only) 1998-2003 Yamaha YZF-R1 All TGP HID Products come with a 2 year warranty Contents: 2 HID Bulb and 2 Premium AC Mini Compact 35 Watt HID Ballast with all Mounting Hardware Plug and Play Installation 100% Waterproof, Dustproof, and Shockproof Installation: Please go to YouTube.com - Search Terms - Motorcycle HID Install or Make and Model (Ex. BMW R1100S)