How much does this cost to the nearest dollar?

Xtremevision OEM Replacement Ballast Compatible with AL Xenon HID Ballast - (Single - 1 PCS) - 2 Year Warranty
XtremeVision® OE HID Replacement Ballast AL OE Replacement Ballast can be used to replace your defective factory OEM HID Ballast. The OE replacement ballast is brand new and is designed to exceed all OE specifications. The replacement ballast is not OEM but is fully Plug-and-Play and will be direct replacement of your factory unit. The unit will also be backed by our 2-Year Warranty that is not offered on OEM unit that is purchased directly from the dealership, which is also five times more expensive without any type of guarantee. Note Certain manufacturers may change the ballast type when there is a mid-cycle refresh or new production date

Price is $40.00
Price: $39.99