Tata Sierra Mileage Test | #shorts #tatasierra #mileage Tata Sierra has shocked India! The new 1.5L Hyperion petrol engine has achieved 29.9 KMPL in a 12-hour mileage test at the NATRAX Indore proving track — officially certified by the India Book of Records. Lekin yaad rakho… yeh sab ideal test track conditions mein hua: No traffic, no braking, no signals… just constant 65–70 kmph. Real road par itna mileage possible nahin hota — but this test proves that Tata’s Hyperion engine is super efficient and future-ready! Aapko kya lagta hai? Real-world mein Tata Sierra kitna mileage degi? Comment zaroor karo! 🚗🔥 #TataSierra #TataSierra2026 #TataMotors #TataSierraMileage #HyperionEngine #TataCars #IndianCars #CarNewsHindi #MileageTest #NATRAX #AutoShorts #CarShorts #HindiShorts #PetrolSUV #AutomobileNews