Underground Racing vs Heffner Performance Viper Race

Viper Race

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Twin Turbo Viper - 1st 6 Speed Viper SRT in the 8's
Kyle's Underground Racing Twin turbo Viper SRT This is the first 6 speed Viper SRT to make an 8 second quarter mile pass





UNDERGROUND EXTREME STREET RACE CAUGHT
THEY OUT RAN THE COPS





Heffner Performance Lamborghini LP560 Twin Turbo vs SL65 AMG Renntech Mercedes.
Rear view of Lamborghini LP560 Twin turbo beating a strong running SL65 with 24psi of Boost V12 6.0 liter 750HP.





Heffner Lamborghini Gallardo vs Supercharged Corvette C5 Z06
C5 makes 610rwhp, 540ft lbs of torque




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