| NAPA Online -- Offers online sales of auto parts and accessories, as well as information about NAPA stores and repair centers. |
| Nastra Automotive Industries -- Remanufacturer of alternators, starters and disk brake calipers. |
| National Wheel Connection -- Custom wheels, performance tires, original equipment factory wheels and related accessories. |
| NetGearHead -- Provides transmission spares, service, and sales, automotive performance and styling parts. Includes also a company profile, and short course on automatic transmissions. |
| Nippon Racing -- Offers aftermarket performance parts for Japanese vehicles. Includes community forum. |
| Noble Racing, Inc. -- Source for automotive performance parts, custom motor building, accessories, engines camshafts, tires and restoration. |
| North American Motorsports -- Provides line of performance and aftermarket parts for most vehicles. |
| North Yale Auto Parts -- Nationwide locating service for new, used and aftermarket automotive parts, provides worldwide shipping. |
| Northeast Truck Caps and Accessories -- Retailer of Bedrug, bedliners, Berlin soft tonneau covers and Skyler tops for Broncos and Blazers. |
| NR Automobile Accessories -- Specializes in colored face gauge dials for import and domestic performance automobiles, sells also body kits, wheels, and spoilers for Mercedes, BMW, and Porsche cars. |
| NuDealRacing -- Supplier of import car products including body kit, vertical door kits, performance engines. |
