The most members online in one day was 273, 26-10-2010.
$w!ft, 2skiddy, 3wheels3, 97rsr, ac427, Alex-bmw.spb, alexcsl, AlexGTT, alexk, Alx, ando, andye30m3, autohabit, baldydaz, Bealo, billyboysm3, Bounce, Chris-CSL, chrisburns, CLAYTON, conleth m3, coupe csl, CraigMillwardCroft, CSL-Shaneo, cslgirl, CSLScot, Curly, dave wilkinson, Deezer-D, derek, DIB17, E46-M3-SMG, EVLXGE, Figas, flatout, flow, Funkster, funtime, gav, gee, glendog74, HFLagos, J.D., J@mie, Jaw_F430, jibm, JROMEOCSL, Jurn, KamalRostov, kbcsl, lawsy, Levente, lfc, M1ke, Mark CSL, mattCSLnut, mickaldo, missy, MKoop, monkeycsl, need4speed, nick///M3, northernjim, O'Neill, outnumbered, Pazuzu, petery, plumber vic, Pooky, Porter, Rager54, Reshen, Roadcaptain!, robmug, rogeg, Roland, RolyGTIR, RonBurgandy, rsnissan, rstoughy, S4BRN, sailorbaz, scott7, setra, sevenzenith, shimmy, Silver Bullet, SJA, SNP749, Streetwise Hercules, TANKSLAPPER, Teavious, The Gorilla, thegingerninja, thomelef, TimCSL, toplad, trackm3, Trawler, weyzi, Yaninnya, Yanto, _Nathan_