Brands (C)
- Cal trend auto accessories
- Calorstat
- Camko
- Canine covers
- Canyon
- Car
- Carbox
- Cardone
- Carr
- Carrand
- Carriage works
- Carter
- Catch-all
- Catco
- Centerforce
- Centric
- Cfw/nok
- Champion
- Chilton
- Cipa
- Cloyes
- Cobra
- Cofap
- Cohline
- Cohline hoses
- Colgan
- Comp cams
- Conti
- Contitech
- Cooling systems & flex
- Corsa
- Corteco
- Corteco/freudenberg
- Covercraft
- Covercraft universal
- Coverking
- Crane
- Cre
- Crown
- Crown automotive
- Crp
- Csf
- Ctr
- Ctr suspension
- Curt
- Cvj
- Cvu