| Rank | Board name and description | Posts last week | Posts | Members |
| 1 | Forocoches Spanish cars message boards | 520092 | 138143046 | 592506 |
| 2 | Motor-talk.de German automotive discussion forums | 67284 | 36489773 | 2294701 |
| 3 | Corvette Forum Chevrolet corvette forum | 54669 | 42514525 | 328298 |
| 4 | NASIOC Forums Forums of the North American Subaru Impreza Owners Club | 48840 | 38807344 | 347333 |
| 5 | SG House Singapore property and rental forum | 48294 | 8070744 | 52900 |
| 6 | Camaro 5 Chevrolet Camaro forums | 26673 | 6195620 | 77743 |
| 7 | SVT performance General Ford cars discussion forums | 23336 | 12924993 | 144024 |
| 8 | E46 fanatics BMW 3-series owners community | 22526 | 17785850 | 278188 |
| 9 | BMW FAQ BMW enthusiast Spanish board | 20815 | 11728879 | 58340 |
| 10 | Pirate 4x4 4x4 message boards | 20220 | 13653421 | 245896 |
| 11 | MTB news German mountain bike discussion forums | 19811 | 10379562 | 268337 |
| 12 | Rennlist Porsche owners forums | 17741 | 10243715 | 130235 |
| 13 | Bimmerfest BMW owners community | 15752 | 7460230 | 343113 |
| 14 | Ferrari Chat Ferrari fans and owners community | 14463 | 8226299 | 123954 |
| 15 | IH8MUD Land Cruiser Forum | 14322 | 8294510 | 67242 |
| 16 | Modded Mustangs Ford Mustang tuning forums | 13066 | 5261482 | 62353 |
| 17 | 67-72 Chevy Trucks Chevrolet and GMC Pickup forums | 11716 | 5814837 | 109045 |
| 18 | M3 Forum BMW M3 owners community | 10988 | 6619059 | 160605 |
| 19 | 8th Civic 8th generation honda civic forum | 10614 | 11188972 | 115559 |
| 20 | MB world Mercedes-Benz owners message boards | 10505 | 5371157 | 235900 |
| 21 | Club RSX Honda RSX fans forums | 10068 | 40652122 | 167315 |
| 22 | EvolutionM Mitsubishi Lancer enthusiasts Community | 9800 | 10668597 | 177568 |
| 23 | Houston imports Houston import race scene forums | 9498 | 10727686 | 63247 |
| 24 | Zilvia Nissan 240sx discussion board | 9105 | 5109173 | 136046 |
| 25 | Volks Zone UK based Volkswagen Discussion group | 7799 | 6053932 | 70713 |
| 26 | UKGS'er BMW GS motorcycle community | 7184 | 2864617 | 13920 |
| 27 | Civinfo Honda civic forum | 7037 | 1589575 | 50082 |
| 28 | Scoobynet Subaru Impreza owners community | 6912 | 10786879 | 132463 |
| 29 | 600RR Honda 600RR enthusiasts community | 6423 | 3441875 | 66401 |
| 30 | Turbo Bricks Car performance forums | 6350 | 4473680 | 43436 |
| 31 | Great Lakes 4x4 4x4 message board | 6112 | 3238804 | 23964 |
| 32 | TDI Club VW TDI engine message boards | 6080 | 4114050 | 95580 |
| 33 | BTCF Finnish BMW enthusiasts | 5611 | 2067876 | 35851 |
| 34 | GM Full Size General Motors trucks community | 5323 | 5117679 | 54414 |
| 35 | Mustang world Ford Mustang fanatics message boards | 5129 | 4334698 | 48741 |
| 36 | Third Gen Chevrolet camaro owners forums | 4809 | 5478482 | 172616 |
| 37 | The Fiat Forum Fiat discussion board | 4634 | 3187507 | 132358 |
| 38 | Corsa Sport Vauxhall, Opel, and Holden message boards | 4610 | 8091732 | 38361 |
| 39 | Seat Cupra Seat owners community | 4475 | 2880582 | 76579 |
| 40 | Chevelles.com Chevrolet Corvette forum | 4475 | 3622983 | 68926 |
| 41 | North American Motoring Mini message boards | 4166 | 3653339 | 133909 |
| 42 | Team BHP Indian automotive forums | 4030 | 2982792 | 77647 |
| 43 | Aulro Australian Land Rover owners community | 3873 | 1541238 | 17676 |
| 44 | Ten Tenths Motorsports message board | 3770 | 3215321 | 38626 |
| 45 | G35 Driver Nissan G35 enthusiasts community | 3693 | 6154384 | 125608 |
| 46 | SRT Forums Dodge and Chrysler owners community | 3583 | 8807960 | 92337 |
| 47 | IWSTI Subaru Impreza STI owners community | 3505 | 3518643 | 87720 |
| 48 | Full size bronco Ford Bronco and national 4x4 club forum | 3449 | 3027569 | 58798 |
| 49 | SLUniverse Second Life forums | 3308 | 1754271 | 27915 |
| 50 | RX8 Club Mazda RX-8 owners forum | 3032 | 4104593 | 93726 |
| 51 | I-Club Subaru owners community | 3025 | 3386383 | 47762 |
| 52 | 3SI Mitsubishi 3000GT/Stealth forums | 2973 | 5992193 | 44255 |
| 53 | Skyline Owners Nissan Skyline owners forum | 2904 | 1892138 | 44341 |
| 54 | Colorado K5 Chevrolet and GM trucks message boards | 2729 | 3232786 | 71456 |
| 55 | Explorer Forum Ford Explorer enthousiasts community | 2599 | 2767471 | 221866 |
| 56 | Sound Solutions Audio Car audio forums | 2581 | 876722 | 20154 |
| 57 | my.IS Lexus IS 300 message boards | 2439 | 5235915 | 103699 |
| 58 | 1000rr Honda CBR 1000RR motorcycle forum | 2396 | 2058216 | 34257 |
| 59 | 502 Streetscene Automotive Discussion Forum | 2276 | 3513803 | 12878 |
| 60 | KawiForums.com Kawasaki ATV Forums | 2240 | 2799319 | 34338 |
| 61 | New England Street Riders Motorcycles forum | 2132 | 1031729 | 5328 |
| 62 | Columbus Racing Car racing community | 2057 | 1669980 | 2904 |
| 63 | SXOC Nissan 200SX owners club forums | 1994 | 5954306 | 18755 |
| 64 | Hot Rodders Hotrodding discussion forum | 1988 | 1615242 | 127375 |
| 65 | F150 Online Ford F150 community | 1911 | 4842020 | 203663 |
| 66 | NewTiburon Tiburon discussion board | 1846 | 2823722 | 41307 |
| 67 | Nissan Club Nissan Altima cars forums | 1813 | 4230647 | 129934 |
| 68 | Auto Power Swedish BMW owners forum | 1646 | 2246769 | 56926 |
| 69 | Prelude Power Honda Entusiasts discussion board | 1624 | 2663124 | 41774 |
| 70 | Club3G Mitsubishi Eclipse owners forums | 1523 | 2553142 | 31457 |
| 71 | StreetRace.co.uk Car tuning and racing forum | 1511 | 810267 | 16414 |
| 72 | Honda Society Honda owners community | 1207 | 1893738 | 20364 |
| 73 | Calais Turbo Australian car forum | 1069 | 2732806 | 41706 |
| 74 | V6Z24.com Chevrolet Cavalier Z24 owners community | 1056 | 1286523 | 20188 |
| 75 | Automotive Forums Multi-brand automotive message boards | 1029 | 6718420 | 714584 |
| 76 | Dodge Diesel Diesel Truck resource board | 984 | 2989060 | 114124 |
| 77 | Probe Talk Ford Probe owners forums | 862 | 4674163 | 31182 |
| 78 | Grand Am GT Pontiac Grand Am owners forum | 816 | 1063892 | 21520 |
| 79 | Max Bimmer BMW owners community | 758 | 1526722 | 25305 |
| 80 | V6 Performance Forum for owners of V6 powered cars | 679 | 1809363 | 79566 |
| 81 | Elaborare Italian car and bike tuning community | 641 | 14595241 | 78893 |
| 82 | Element Owners Club Honda Element forum | 527 | 950123 | 50608 |
| 83 | Trailvoy Chevrolet Trailblazer forum | 357 | 1148292 | 118614 |
| 84 | 914 Club Porsche 914 Community Website | 349 | 1119895 | 18316 |
| 85 | Turbo Diesel Register Dodge turbo diesel trucks message board | 300 | 2185551 | 42395 |
| 86 | Teardrops & Tiny Travel Trailers Travel trailer forums | 283 | 896324 | 13846 |
| 87 | The Diesel Garage Diesel engines discussion forums | 279 | 1121495 | 40009 |
| 88 | Mini 2 Mini owners community | 262 | 3419694 | 76480 |
| 89 | Jeepsunlimited.com Forums Discussion and marketplace about Jeeps | 254 | 4330752 | 121420 |
| 90 | Ford Forums Ford cars and trucks owners community | 242 | 1289832 | 79924 |
| 91 | Nissan forums Nissan owners message board | 232 | 1281132 | 110269 |
| 92 | Mopar Chat Car tuning and performance forums | 110 | 788923 | 58784 |
| 93 | S-Series forum Chevrolet S-Series trucks forums | 90 | 1726325 | 6965 |
| 94 | Acura Legend Acura Legend owners community | 83 | 1371037 | 31071 |
| 95 | Acura world Honda Acura forums | 69 | 1638749 | 58011 |
| 96 | Racers Den Car racing forums | 60 | 66563 | 696 |
| 97 | Super Honda Honda owners community | 58 | 4137071 | 159827 |
| 98 | Down Force Brazilian car racing forum | 50 | 1046347 | 61961 |
| 99 | B15 Sentra Nissan Sentra owners forums | 48 | 2490348 | 33656 |
| 100 | Maxrev Honda message boards | 24 | 2907549 | 40093 |
| 101 | DFWstangs Ford Mustand discussion forums | 22 | 5459895 | 29244 |
| 102 | ClemsonTalk Clemson University forums | 13 | 716265 | 3422 |
| 103 | Car Styling Car modification enthusiasts community | -1 | 752398 | 22277 |