| Saddleman, Inc.: Offering auto bras, seat covers, cushions, dashboard covers, front end and tonneau covers, floormats, wheel covers, and other accessories for the interior and exterior of your vehicle. |
| Salesco: Canopies and portable garages, auto and truck accessories. |
| SAP Motor Parts: British supplier of parts and accessories for a wide range of vehicle makes and models. Online shopping, with worldwide shipping. |
| Save and Drive: Quality car parts and accessories including a full range of Thule roof boxes, roof bars, and cycle carriers. |
| Scrapez: Offers billet combos and mirrors, AC knobs, and show clothing. |
| Sense Motorsport: Manufacturer offers aftermarket body kit and parts for import and domestic compact cars. |
| SFX Performance: Complete lines of aerodynamics, gauges, lighting, and performance parts, provides search by part number. |
| Shadetree Online Inc.: Shop for automobile accessories, including truck accessories and interior trim for most vehicles. |
| Shuttsco Inc.: Offering snow rakes and ice chisels. |
| Sound Conceptions: Features automotive electronics, audio, and performance parts. Free do it yourself tech section with over 600 photographs. |
| South Florida Window Lift: Specializing in remanufactured automotive electric accessory motors, cable window lift systems, headlight, window and convertible top motors, and door lock actuators. |
| Speeding.co.uk: Offers radar detectors, styling products, lighting, fuel treatments, locks, and alarms. |
| SpeedStash Motorsports: Offers aftermarket performance parts for import, domestic and european vehicles. |
| Spoilers TO: Offering air filters, springs, exhaust, spoilers and body kits with an on site paint and install shop. |
| Sports Imports LTD: Offering a wide range of auto and truck accessories. |
| Sportwing Inc.: Offering car spoilers, fender flares, running boards, headlight covers and window visors. |
| Springs and Things: Leaf springs, coil springs, spring accessories, front end kits, rubber and poly bushings, ball joints, and tie rod ends. |
| SS Inserts: Offers stainless steel self-adhesive rear bumper lettering kits for Mustang, Cobra, Corvette, Camaro, Firebird and Saleen. |
| Steering Columns Galore: The steering column superstore with parts, service, rebuilt columns and airbags. |
| Stripeman: Offers custom decals, printing, and embroidery products, as well as dash kits, floor consoles and exterior trim. |
| Stromberg Carlson: Manufacturer of a variety of products for the truck and RV including camper jacks, steps, tire carriers and louvered and vented tailgates. |
| Suburban Wheel Cover Co.: Specializing in hubcaps, center caps, trim rings, lighting and accessories for cars, trucks and vans. |
| Sun Performance Products: Sells QuickAIR compressors, compressor accessories, and Jeep CJ and Wrangler accessories. |
| Suncoast: Offering parts and accessories for Porsche, Volkswagen, GM and Kia vehicles. |
| Superbuytires: Sells custom wheels, tires, and accessories for vehicles. Choose from over 240 brands of wheels for your vehicle. |
| Susquehanna Motorsports: Offering automotive and Hella lighting accessories. |
| Swab Distributing: Offers a line of wheel weights, valve stems, tire tools and patches. |
| The Steering Wheel: Specializing in aftermarket parts including steering wheels, waxes, shift knobs and pedals. |
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