** Indian auto index .NIFTYAUTO rises as much as about 1% to record high of 28,075.65 points
** 11 of 15 constituents on sub-index gain
** Top gainer TVS Motor TVSM.NS up 3.5% after November sales volume jumps 30%, led by nearly 60% export surge
** India's No. 1 carmaker by market share, Maruti Suzuki MRTI.NS gains 0.92% after 21% rise in monthly car sales, driven by continued demand boost from tax cuts
** Analysts say car demand driven by customers upgrading to premium models, while entry-level segments show little sign of recovery
** Tata Motors PV TAMO.NS sales jump 25.6%; Hyundai HYUN.NS sales gain about 9%, its second monthly rise this year after September's rise
** Both stocks up about 2%
** YTD, sub-index up 22% vs benchmark index Nifty 50's .NSEI 10% rise
(Reporting by Urvi Dugar in Bengaluru)
((UrviManoj.Dugar@thomsonreuters.com;))