Electric Vacuum Pump - Rotary Vacuum pump "Plug and Play" high performance | eBay
Vacuum Pumps: What Are They and How Can One Help Your LS Engine? - LSX Magazine
Tech: How External Vacuum Pumps Free Up Horsepower
Amazon.com: Vacuum Pump for 2011 to 2016 Super Duty 6.7L Power Stroke V8 Diesel Engine | Alliant Power # AP63725 | OEM Part #'s: BC3Z2A451A, BC3Z2A451B, BRPV-8, BRPV-22 : Automotive