| Rank | Board name and description | Alexa ranking | Posts | Members |
|---|
| 1 | Edmunds
Automotive Forums | 1104 | 2829351 | 397694 |
| 2 | Auto Racing
Brazilian car racing forums | 2442 | 1308851 | 6529 |
| 3 | Piston heads
Automotive discussion forums | 8267 | 864230 | 29300 |
| 4 | Car and driver
General automotive discussion | 8504 | 1146383 | 16705 |
| 5 | Forocoches
Spanish cars message boards | 9973 | 111575792 | 578633 |
| 6 | Motor-talk.de
German automotive discussion forums | 10220 | 32898004 | 2099462 |
| 7 | Bimmerforums
BMW car brand message boards | 11096 | 23313585 | 398128 |
| 8 | Forum Auto
Automotive discussion (in french) | 14042 | 24412819 | 427603 |
| 9 | Supercars
General automotive discussion forums | 15321 | 5268456 | 311622 |
| 10 | Audi World
Audi cars owners message boards | 18483 | 1824900 | 46200 |
| 11 | RC web
Racing car forums (in Thai) | 19686 | 2158030 | 94117 |
| 12 | Ford Truck World
Ford trucks forums | 20042 | 4593333 | 154775 |
| 13 | Ferrari Chat
Ferrari fans and owners community | 23334 | 7390977 | 102642 |
| 14 | Auto Extreme
Car discussion board (in German) | 23902 | 1108403 | 96999 |
| 15 | EvolutionM
Mitsubishi Lancer enthusiasts Community | 25992 | 10041258 | 160676 |
| 16 | MB world
Mercedes-Benz owners message boards | 30529 | 5292295 | 228982 |
| 17 | Mustang Forums
Ford Mustang owners forum | 30828 | 5341985 | 97420 |
| 18 | NICO forums
Nissan and Infiniti message boards | 32846 | 5525619 | 148980 |
| 19 | S2KI
Honda S2000 owners community | 35987 | 19094932 | 98239 |
| 20 | Miata.net
Mazda Miata owners forums | 38768 | 998300 | 19869 |
| 21 | Bimmerfest
BMW owners community | 40675 | 6717885 | 280873 |
| 22 | Scoobynet
Subaru Impreza owners community | 47394 | 10338458 | 125550 |
| 23 | Forums Hawaii
Hawaiian automotive community | 51748 | 324678 | 35293 |
| 24 | Pagenstecher
Tuning and performance forums (in German) | 64338 | 869091 | 27692 |
| 25 | Jeep Forum
Jeep message boards | 68730 | 7171807 | 215268 |
| 26 | Velocidad Maxima
Car modifications forums (in spanish) | 75014 | 607732 | 6442 |
| 27 | Super Honda
Honda owners community | 76926 | 4132813 | 157626 |
| 28 | M3 Forum
BMW M3 owners community | 77703 | 6016571 | 149843 |
| 29 | Tuning.pl
Car tuning forum (in polish) | 78272 | 1154240 | 9643 |
| 30 | TDI Club
VW TDI engine message boards | 82084 | 3747001 | 99409 |
| 31 | Houston imports
Houston import race scene forums | 84453 | 11534632 | 57635 |
| 32 | Boostcruising
Steet cruising and automotive forums | 90617 | 5838159 | 140707 |
| 33 | Civic Forums
Honda civic enthousiasts forums | 90630 | 3750455 | 49373 |
| 34 | Zatzy
Swedish car forum | 94177 | 1866121 | 19006 |
| 35 | Elaborare
Italian car and bike tuning community | 99720 | 14574208 | 78700 |
| 36 | Honda-Acura.net
Honda cars message boards | 103425 | 4095587 | 107575 |
| 37 | Rennlist
Porsche owners forums | 116716 | 9335786 | 113400 |
| 38 | Max Bimmer
BMW owners community | 131972 | 1487997 | 22716 |
| 39 | SR20 Forum
Nissan SR20 community | 137580 | 2116762 | 27425 |
| 40 | Club WRX
Subaru Impreza owners community | 142926 | 2392001 | 73838 |
| 41 | Turbo Bricks
Car performance forums | 157302 | 4077916 | 39853 |
| 42 | DSM tuners
Eagle / DSM cars tuning forums | 166707 | 2015216 | 85733 |
| 43 | Nissan forums
Nissan owners message board | 172816 | 1269369 | 105416 |
| 44 | Mercedes Shop
Mercedes owners community | 175430 | 1961753 | 39955 |
| 45 | VA Driven
Virginia automotive ethusiast forum | 176125 | 5988663 | 45167 |
| 46 | Eclipse Forums
Mitsubishi Eclipse enthousiasts message board | 186010 | 497616 | 13012 |
| 47 | I-Club
Subaru owners community | 198800 | 3234230 | 44386 |
| 48 | Hot Rodders
Hotrodding discussion forum | 204618 | 1497652 | 114813 |
| 49 | V6 Performance
Forum for owners of V6 powered cars | 210450 | 1778371 | 77682 |
| 50 | Corsa Sport
Vauxhall, Opel, and Holden message boards | 237222 | 7784630 | 36928 |
| 51 | Crownvic
Crown Victoria and Ford V8 enthousiasts forums | 277090 | 1209871 | 9093 |
| 52 | Calais Turbo
Australian car forum | 282278 | 2658905 | 40121 |
| 53 | Clio sport
Renault Clio owners forum | 349117 | 991798 | 9933 |
| 54 | Jabbas World
Car discussion site | 376077 | 867937 | 48596 |
| 55 | Motorsport Forums - discontinued
Car racing and rallying discussion board | 389682 | 8459 | 19829 |
| 56 | Texas Racing Scene
Texas automotive forums | 403006 | 549357 | 4829 |
| 57 | Performance forums
Cars and motorbikes performance forums | 422379 | 2675856 | 40067 |
| 58 | IWSTI
Subaru Impreza STI owners community | 434129 | 3224034 | 77939 |
| 59 | Fiesta Turbo
Ford Fiesta tuning message boards | 462857 | 1370289 | 10631 |
| 60 | Probe Talk
Ford Probe owners forums | 486933 | 4616885 | 30756 |
| 61 | Club Grand Prix
Pontiac grand prix discussion forums | 516729 | 1384425 | 14900 |
| 62 | Track Forum
Racing discussion board | 588845 | 2270308 | 9752 |
| 63 | Focal jet
Ford Focus owners community | 692267 | 772099 | 12221 |
| 64 | 502 Streetscene
Automotive Discussion Forum | 907245 | 3357854 | 11825 |
| 65 | Club GTI
GTI cars discussion forum | 992209 | 952547 | 9878 |
| 66 | Honda Society
Honda owners community | 1236873 | 1799854 | 19921 |
| 67 | Mopar Chat
Car tuning and performance forums | 1551377 | 783170 | 54733 |
| 68 | UBRF.org
Western New York Automotive Forum | 1783586 | 1162012 | 8093 |
| 69 | Racers Den
Car racing forums | 2296935 | 66563 | 696 |
| 70 | No Pistons
Mazda RX7 message board | 2508340 | 810159 | 30127 |
| 71 | Michigan Jeepers - discontinued
Michigan Jeeps owners community | 2944669 | 310 | 4624 |
| 72 | Chicago Velocity
Chicago car enthusiast message board | 2971996 | 705946 | 3523 |
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