Resources:

Cost Of Installation Calculator

Average number of miles you drive:	per week month year
Average MPG for your vehicle:
Average cost of fuel per gallon at the pump:
Cost of vegetable oil (approx $0.12/gal if you collect):
Cost of system:
Amount of time before system pays for itself:

More links coming soon. . .

Diesel Resources
car club sites

TDI Club- Volkswagen Diesel resource and forum page - www.tdiclub.com
The Diesel Stop- Ford diesel resource and forum page - www.thedieselstop.com
Mercedes Shop- Mercedes diesel resource and forum page - www.mercedesshop.com
Chevy Diesel Page- Chevy diesel resource and forum page - www.62-65-dieselpage.com