- A&J Online, Inc.
 - Offers parts, tools, and accessories for Quarter Midget racing. - AC Schnitzer
- Tuning house for BMW cars and motorcycles.
- Altronics
- High performance car racing electronics including the PerformAIRE weatherstation.
- ANplumbing.com
- Distributor of Earl's Performance products including hose ends, fittings, adaptors, and stainless steel braided line.
- API Racing Transmissions & Torque Converters
- Home of the Big Brute VR2 Super Lock Up racing transmission torque converter.
- Archer Racing Accessories
- ARD Performance Products
- Offers a variety of parts, complete engines, and machining services.
- Auto Craze, Inc.
- Parts & accessories for all types vehicles. Formula One, Karts, recreational, domestic and imported.
- Auto Parts Performance
- Offers auto parts and accessories for cars, trucks, and SUVs.
 Autosport Bearings and Components
- Specialist bearings suppliers featuring rod ends, spherical bearings, rose joints, NMB bearings, national rod ends, K nuts, NAS bolts, and other motorsport components.- Autoz Concept
- Specialises in auto performance parts, including suspension parts, headers, cam gears, lights, accessories, and more.
- Beck Racing Engines
- Builds British Leyland A-Series engines for Mini and Metro racing purposes.
- Behrent's Performance Warehouse
- Offers racing performance parts and accessories, including Simpson race products, Impact Racing, and Wilwood.
- Best Performance Auto Parts
- Offers performance auto and truck parts.
- BL Racing
- Sells high performance racing products for Honda and Acura models.
- Black Diamond Racing
- Offers American-made Ford Focus performance parts.
- Blitz
- Manufcaturer of high-performance car parts, electronics, and accessories.
- Buschur Racing
- Specialising in performance conversion for DSM vehicles.
- Bushhog Racing
- Auto racing parts and accessories shipped nationally.
- Carb Shop
- Providing performance carbs for the street or track.
- Chicken Hawk Racing
- Manufacturer of tyre warmers for motorcycles and cars. Also offers gloves, tachometers, and timing systems.
- Claus Ettensberger Corporation
- Importer of automobile accessories.
- CV Products
- Parts for all forms of racing.
- Dan's Performance Racing
- Builds and services performance racing engines and offers parts and kits.
- Daniel's Hot Rods
- Builds street rods and offers muscle car restorations as well as providing fibre glass street rod bodies, custom metal fabrication, hot rod parts, and more.
- Darrell Youngs Racing Transmissions
- Sells racing, street rod, off road, and street and strip transmissions and torque converters. also offers instructional racing and street strip video tapes.
- Dave Poske's Performance Parts
- Selling components to build pure stock, modified, semi late, and late model dirt and asphalt race cars.
- Dave Turner Motorsports
- One stop shopping for auto and kart racing parts and accessories.
- Demon Tweeks Direct Online
- Sells professional motorsport equipment.
- Derby Gokit
- Soapbox racer car kit. Includes automotive style steering parts, plans, and templates.
- Don Barrow Rally Navigation
- Mail order supplier of rally navigation equipment, including tripmeters, average speed tables, map magnifiers, lights, and timers.
- DSC Motorsport
- Specialises in Ford racing and engine parts from 1960 to current day.
- End Result Company
- Specialise in sport timing, race management, computerized/on-line registration and results.
- Excellent Performance
- High performance parts and accessories for race and street cars.
- Extreme Motorsports
- Performance parts for the Mitsubishi Eclipse/3000GT/Galant VR-4, Eagle Talon, Plymouth Laser and Dodge Stealth.
- Extreme Performance Limited Motorsports
- Provides performance auto parts as well as tuning, maintenance, restoration, and race car fabrication services.
- Faspac Racing International
- Offering road racing parts and accessories including carbon fibre products and spark plugs.
- Fordahl Motorsports
- Source for wheels, tyres, suspension, alignment and accessories.
- Fuel System Enterprises
- Specialises in automotive fuel pumps, pressure regulators, and hosing for motorsport and aftermarket.
- Full Throttle Performance
- Manufacturer of high-performance throttle bodies for hot rods, race cars, and high performance boats using electronic fuel injection.
- Getfaster.com
- Offers parts and tools for karting, road racing, and stock cars. Also provides tech tips, classifieds, and reports.
- Hayos Motorsports
- Off road racing parts.
- Historicparts.co.uk
- Sells parts for historic race cars, including Brabham, Lotus, Ferrari, Cooper and more.
- HKS USA
- Specialises in high-performance car accessories.
- Holbrook Performance Parts
- Specialises in high performance parts for nitro and alcohol racing engines.
- Hop Up Racing
- Specialises in aftermarket performance products for import and domestic autos.
- Impo Performance
- Offers performance parts and accessories for Japanese and European imports.
- Irvan Smith Inc.
- Specialising in metal fabrication tools and supplies. Includes online catalogue and help forum.
- JD'S Performance
- Racing and performance parts for domestic vehicles.
- Jeg's High Performance
- Offers parts and accessories for drag racing, street rods, trucks, and more.
- Jet Racing
- Offers equipment, parts, and modified cars.
- JSC Speed
- Online source for imported performance parts for cars like the WRX, Evo 8, STi, SRT-4, Supra, and others.
- King Motorsports Unlimited
- Retailer of Acura and Honda parts is the authorised North American distributor for Mugen Co., Ltd.
- Kokeln Racing Products
- Specialises in new and used parts for Porsches.
- Lenz Motorentechnik USA
- Offers high performance engine management systems for Porsche, BMW, Ferrari, and Mercedes vehicles.
- Lightspeed Racing
- Honda and Acura performance and racing parts, accessories, and more.
- M S Performance
- Sells a wide range of performance auto parts, auto and truck accessories, and racing supplies.
- Mach V Motorsports
- Offers performance parts and advice for upgrading your Mitsubishi Eclipse, Eagle Talon, 3000GT, or Dodge Stealth.
- Makco Distributing, Inc.
- Automatic transmission parts including overhaul kits, filters, mounts, coolers, and more.
- Make It Fast
- Aftermarket auto parts store, with products ranging from light bulbs to turbo chargers to stand-alone engine management systems.
- Martel Brothers Racing
- Provider of high performance racing equipment and accessories.
- Mid-Atlantic Motorsport
- Supplies tyres, wheels, and a wide range of racing parts.
- Midland Performance Centre Ltd
- Motorsport parts and performance equipment, tyres, and exhausts.
- Modacar Performance Parts
- Sells performance parts and car accessories for imported and domestic brands including products from Apexi, AEM, DC Sport, HKS, Injen, Skunk2, Eibach, and others.
- MomoOnline.com
- Authorised dealer for MOMO products including steering wheels, shift knobs, pedals, floor mats, and more.
- New Level Motorsports
- Performance auto parts and accessories from New Level Motorsports. Also sells all types of neon and LED lighting for cars, trucks, and SUVs.
- Oliver Racing Parts
- Billet and forged steel connecting rods for the auto racing industry.
- Pace Products (Anglia) Ltd
- Manufacture automotive, motorcycle, and motorsport parts including aluminium radiators, intercoolers, oil coolers, chargecoolers, oil pumps, and dry sump systems.
- Pegasus Auto Racing Supplies
- Offering a wide variety of in-stock auto racing supplies and parts.
- Performance Automotive and Transmission Center
- Selling high performance transmissions and torque converters.
- Performance Depot
- Sells racing and high performance parts for the import and domestic markets specialising in nitrous oxide, ignition, and engine parts.
- Performance International
- Online automotive parts and accessories store.
- Performance Marketplace, Inc.
- Directory of automotive high performance and racing parts suppliers and manufacturers.
- Performance Parts Wholesale
- Offers performance parts from brands such as K&N, Rancho, and Centerforce.
- PerformanceParts.com
- Retailer of matched components and automotive performance parts for street cars, race cars, and performance trucks.
- Poeton Aptec Ltd
- Offers engine coating technology designed for motorsport applications, cylinder repair, and performance rebuilding services for motorcycles, go-karts, snowmobiles, and personal watercraft.
- Pole Position USA
- Distributor of motorsports parts and auto racing equipment. Includes products from ELF, TOTAL, Arai, Brembo, Momo, Larini, Ferodo, Schroth, and others.
- Power-Pro Racing Products
- Offers parts and competition accessories for mud racing, sand drags, truck and tractor pulls, and monster trucks.
- ProPartsUSA
- Offering parts for racers and high performance street cars. Specialising in Mazda vehicles.
- QT Services
- Provides auto parts for off-road racing.
- R & S Racing Inc.
- Offers tyres, parts and services for Road Racing, SOLO and Drag Racing.
- Race Car Supply
- Helmets, suits, hoses, filters and other racing equipment.
- Racehose.com
- Sells Aeroquip products.
- Raceparts (UK) Ltd.
- World-wide suppliers of motorsports spares.
- Racesmart
- Sells racing related apparel, videos, books, software and car parts and accessories.
- Racing Electronics
- Provider of racing radios, race scanners, race frequencies, headphones, headsets, and more.
- Reliable Welding & Speed On-Line Store
- Stocking dealer of shocks, springs, helmets, pit equipment, wheels, chassis parts, and more.
- Roadrunner Motorsport
- Offer performance parts and accessories, specialising in exhausts, suspension, brakes, and air filters.
- Roelands Race and Rally Products
- Offers race and rally equipment and accessories.
- Rumble Bee Racing
- Hi-performance parts (both oval track & drag racing), used equipment, area race track directory and chat room.
- SAS Racing
- Specialises in Mazda rotary engine building for street cars, high performance street cars, and full race cars.
- Sasco Sports
- Specialise in vintage historic and modern racing tyres.
- Scoggin-Dickey Parts Center
- Specialising in crate and performance engines, parts, and accessories.
- Shady Valley Dwarf Car Racing
- Offers parts and engine packages.
- Sparco Motor Sports, Inc. U.S.A.
- Offers fire proof clothing, racing seats, safety items, and other racing and kart equipment.
- Speed Freaks Speed Shop
- Offers parts and accessories for drag racing, circle track street rods, trucks, and more.
- Speed Unlimited Performance Center
- Offers high performance parts and accessories for drag racing, street rods, trucks, and more.
- SpeedWare Motorsports
- Offers seats, wheels, helmets, harnesses, suspensions, brakes, bars and more.
- Sports Car Accessories
- Offering parts, accessories, and apparel.
- SR Motorsports
- RX-7 and Mazda Miata parts specialist. Also offers an inventory of import performance parts, including ACT clutches, Weldon fuel pumps, and RX-7 rotary engines.
- SRC (Sampson Racing Radio Communications)
- SRC offers a complete line of racing radios, racing communications, and racing electronics systems for drivers, crews, and teams.
- Stewurt Ltd.
- Rents Formula Vees for schools and competition with the SCCA in the Northeast.
- Stockcar Products Inc.
- Stripper Motorsports
- Stripper Motorsports carries a full line of performance auto parts, including cold air intakes, tuners, and exhaust kits for gas and diesel cars and trucks.
- Summit Racing Equipment
- Retailer of high performance automotive parts for street or track.
- SuperchargersOnline.com
- Sells supercharger kits, head units, fuel upgrades, intercoolers, mounting kits, and more.
- TCI Automotive
- Offers high performance parts, RWD automatic transmissions, torque converters, and accessories for on and off-road use.
- Tim McAmis Race Cars, Inc.
- Specialises in pro-modified and pro-stick chassis fabrication.
- Tom Tatalovich Racing Services
- Tyres, track suits, helmets, racing apparel, and rackside support at selected sport car events.
- Tomato-Racing Corp.
- Front and rear lip packages, body kits, spoilers, and other import car performance parts and accessories.
- Top Enterprises
- Distributes Saenz connecting rods and other racing parts.
- Toysport
- Aftermarket performance shop specialising in Toyota vehicles.
- Trick Cable & Switch
- Offers universal and custom switch panels, battery cables, relays, connectors, fuses, and accessories you need to wire your race car or other project.
- Truppi/Kling High Performance Inc
- Wine Country Motor Sports
- Large inventory of Sparco, OMP, Stand 21, Bell, and Arai motorsports accessories.
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