You can get them from Napa, or Autozone, in stock last I checked. $5 or so for the drivers side. Well worth it.
Bill, 2003 3.5 SE Altima, Black with black leather, headers, full SS exhaust, lowering springs, adjustable shocks / struts, SCAFII, 20" wheels, SER Tail lights, Dual Halos around headlights, HID headlights and driving lights, Maxima Helical LSD.
2010 Maxima SV Prem + Tech package
2006 Vulcan 900 Classic