C-Line Engineering, Inc. [CLN]
http://www.oilpans.com/
Performance wet and dry sump oil pans

California Car Duster [CCD]
http://www.calcarduster.com/
California car duster

Callies Performance Products [CAL]http://www.callies.com/
Crankshafts and connecting rods

Camlogic [CLT]
http://www.camlogicsystem.com/
Digital camshaft degree systems

Canton/Mecca [CAN]
http://www.cantonracingproducts.com/
Racing fuel filters, accusumps, oil pans and accessories

C&R Racing Inc. [CRR]
http://www.crracing.com/
Racing Radiators

Carrillo Rods [CRL]
www.carrilloind.com/
Connecting rods

Carter Products [CAR ]
www.federal-mogul.com/
Performance carbs, fuel pumps and accessories

Center Line Wheel Corp. [CEN]
http://www.centerlinewheels.com/
Aluminum Wheels

Centerforce [CTF]
http://www.centerforce.com/
Performance Clutches

Champ Pans [CHA]
http://www.champpans.com/
Circle track oil pans

Champion Plugs [CHP]
www.federal-mogul.com/en/
Spark Plugs

Chassis Engineering (Drag) [CCE]http://www.chassisengineering.com/
Chassis, suspension and driveline componenets

Chassis R&D [CRD]
http://www.racingsoftware.com/
C/T computer software

Classic Dash [CCP]
http://www.classicdash.com/
Classic O.E. fit dash panels

Classic Instruments Inc. [CLA]
http://www.classicinstruments.com/
Classic Design Gauges

CNC (Chuck Neal Corp.) [CNC]
http://www.cncbrakes.com/
Pedal assemblies and master cylinders

Coan Engineering [COA]
http://www.coanracing.com/
Performance transmissions and torque converters

Coker Tire [COK]
http://www.coker.com/
Classic and Vintage Tires

Coleman Machine [COL]
http://www.colemanracing.com/
Oval track racing products

Cometic [CAG]
http://www.cometic.com/
Performance Engine Gaskets and related components

Competition Cams [COM]
http://www.compcams.com/
Performance cams and accessories

Competition Engineering [COE]
http://www.competitionengineering.com/
Chassis and suspension components

Computech Systems Inc. [CPT]
http://www.computechracing.com/
High performance electronics and weather stations

Cool Flex [COO]
http://www.coolflex.com/
Flexible radiator/heater hoses and accessories

Cool Shirt [CST]
http://www.coolshirt.net/
Driver comfort systems

Corsa Performance [COR]
http://www.corsaperformance.com/
Performance exhaust systems, mufflers and tips

Covercraft [COV]
http://www.covercraft.com/
Car covers, tonneaus and masks

Crane Cams [CRN]
http://www.cranecams.com/
Performance cams and accessories

Crower Cams [CRO]
http://www.crower.com/
Performance cams and accessories

CSR Performance Products [CSI]
http://www.csr-performance.com/
Water pumps, throttle brackets and flexplate shields

CTEK Power [CTE]
http://www.ctek.com/
High performance battery chargers

CV Products [CVP]
http://www.cvproducts.com/
Engine parts, tools and related components

CVR Performance [CVR]
http://www.cvrproducts.com/
Performance starters, Oil Pumps, Alternator and various components

Cyclo [CCL]
http://www.cyclo.com/
Automotive chemicals