Fabtech [FAB]
http://www.fabtechmotorsports.com/
Performance suspension systems

Fast Electronics [FST]
http://www.fuelairspark.com/
.Fuel Injection, Throttle Bodies and related components

Fast Orange [PEX 
www.permatex.com/
Hand cleaners

Fel-Pro Gaskets [FEL]
www.federal-mogul.com
Domestic and import gaskets

Ferrea [FER]
http://www.ferrea.com/
Valves

Fibertec Performance [FIB]
http://www.fibertecperformance.com/
Fiberglass Bodies and Components

Fidanza Engineering [FID]
www.fidanza.com/
Performance Flywheels, CV Shafts and Timing Gears

Firebottle/Safety Systems [SAF]http://www.firebottleracing.com/
Fire extinguishers

Five Star Stock Car Bodies [FIV]
http://www.fivestarbodies.com/
Racing bodies and accessories

Flaming River [FLA]
http://www.flaming-river.com/
Rack and pinions, steering components and electrical switches

Flatout Gaskets [FTG]
http://www.flatoutgroup.com/
Performance engine gaskets and related components

Flex-A-Lite [FLE]
http://www.flex-a-lite.com/
Engine cooling fans and transmission coolers

Flo-Fast [FLF]
http://www.flofast.com/
Portable fluid transfer systems and related components

Flow Design Technology [FLD]
No web site listed
Performacne carb spacers and adapters

Flowmaster [FLO]
http://www.flowmastermufflers.com/
Racing and performance mufflers

Flowtech [FLT]
http://www.holley.com/index.asp?division=FlowTech
Headers and accessories

Fluidampr/Horschel [FLU]
http://www.fluidampr.com/
Performance harmonic dampers

Fluidyne [DUN]
http://www.fluidyne.com/
Oil Coolers

Fragola [FRG]
http://www.fragolaperformancesystems.com/
Performance fittings and hose

Ford Racing Performance Parts [FRD]
www.fordracing.com/parts
Ford performance parts

Fram [FRA]
http://www.fram.com/
Oil and fuel filters

FSR Racing Products [FSR]
http://www.fsrproducts.com/
Radiators, heat exchangers, oil tank heaters

Fuel Safe [FUE]
http://www.fuelsafe.com/
Fuel cells and accessories