Auto & Whiplash Related Links:

Carpoint - Reviews on new & used vehicles with technical comparisons, product selection and all the financing definitions and lingo hardly anyone understands.
Edmund's - Pricing guide for new and used vehicles and technical specifications.
Insurance Institute for Highway Safety - Crash test results explained. Nonprofit, research and communications organization funded by auto insurers.
Insure.com - Consumer Resource Guide, helpful in terms of health insurance plans, rates and problems. 
Kelly Blue Book - Before buying a new car, be sure to get the Blue Book value of the car you own now.
NADA - New & used vehicle pricing guide..
National Highway Transportation Safety Administration - Crash test results for comparison of the relative safety of various automobiles.
Society of Automotive Engineers - SAE is mainly concerned with automotive design, but also have sponsored a great deal of research on crash related injuries.
Spine Research Institute of San Diego is dedicated to advancing the science and the art of chiropractic, and to ensuring its future through original scientific research, and by the development of innovative new ways to keep chiropractic professionals, and others at the cutting edge of technologies.

Whiplash & Traumatic Brain Injury (TBI) Links: 

Spine Research Institute of San Diego -  The authority on Whiplash Traumatology.
Traumatic Brain Injury Resource Guide
Traumatic Brain Injury (TBI), CDC - Center For Disease Control site on TBI.
Whiplash Page - Mostly literature for docs.
Whiplash101 - Large collection of information on whiplash and its treatment.