Will a roof box increase my car's fuel consumption?
How much do roof racks/bike carrier affect fuel efficiency?
Tested: How Much Do Roof Racks Affect Fuel Economy?
Basket, Box, or Platform: Which Rooftop Cargo Carrier Is Right for You? | GearJunkie
Does A Roof Rack Affect A Car's Perfomance? | Calgary Hitch Shop
Roof racks a drag on fuel economy
How Adventure Gear Strapped to Your Roof Affects Gas Mileage -- Do Roof Racks Hurt MPG?
Going on holiday? Fitting a roof box will increase fuel costs by a third - Manchester Evening News
Cargo Boxes Will Change Your Gas Mileage This Much: Here is Why
Can You Drive With An Empty Cargo Box On Your Roof?
Fuel consumption impacts of auto roof racks - ScienceDirect
Roof Boxes and Ski Racks Cuts MPG More Than You Might Think
5 Benefits of Having a Car Roof Rack for Long Road Trips
Mini-experiment: the wrath of roof racks - MetroMPG.com
Yes, Roof Boxes And Ski Racks Really Do Cut MPG—More Than You Might Think
Roof box tips: which to buy, how to fit it, reducing noise and storage solutions
Fuel consumption impacts of auto roof racks - ScienceDirect
Review: Thule Motion XT XL Roof Box makes road trips a little easier - Bikerumor
Do ski racks and roof boxes hurt fuel efficiency? Yes, more than you think. - CSMonitor.com
How much does a roof top cargo box reduce the fuel efficiency of a car? - Quora
How much do roof racks/bike carrier affect fuel efficiency?
Tested: How Much Do Roof Racks Affect Fuel Economy?
How to Choose the Right Size Cargo Box | REI Co-op
How Roof Racks Affect Your Car (Gas Mileage & Performance)
Roof box tips: which to buy, how to fit it, reducing noise and storage solutions
