Stefan Mucke and Darren Turner posted an average time of 2m04.370 just 0.019s ahead of their teammates Bruno Senna and Richie Stanaway.
Audi once again headed the time sheets overall, while LMGTE Pro category continued to provide excitement and close competition between the three luxury car manufacturers.
All three drivers are motivated for a podium finish that has eluded the popular American team in this season’s WEC GTE-Am class.
Tracy Krohn: “It was very slippery today and the track was quite green but we’re making good progress actually."
Bruno Senna supports his fellow countryman Massa while at the same time he looks toward making his own move to IndyCar or NASCAR. Senna did not leave out a return to Formula One.
6 Hours of The Circuit of The Americas: Audi, ORECA and Aston Martin claim victory
Top of the GTE Class in Texas for Aston Martin and Ferrari
It was a dry Free Practice 3 for the WEC teams at the Circuit of The Americas in Austin, Texas. Audi driver Lotterer set the fastest time in the final practice prior to qualifying.
World Endurance Championship is making their debut at the Circuit of The Americas. The drivers took to the circuit for two testing sessions.
8 Star Motorsports Ferrari placed second in the GTE Am
The next event for the Krohn Racing team will be Round Five of the 2013World Endurance Championship (WEC) at the 6 Hours of Austin
Early crash takes out the Toyota!
Nic Jönsson and Maurizio Mediani were the two drivers who traded off qualifying the team's No. 57 Ferrari F438
The overall pole battle between Audi and Toyota ended with both Audi R18s on the front row in Brazil.
After 60-minutes of track action the #1 Audi was top of the time sheets with Marcel Fassler setting the best time of the weekend so far.
New driver Nicki Thiim was impressive in his first outing with AMR Young Driver Vantage.
Krohn Racing takes on the 6 Hours of Sao Paulo at the Autódromo José Carlos Pace ( Interlagos Circuit)
8star win the LMP2 class and seventh place overall in last year’s Six Hours of São Paulo in the series inaugural stop at Interlagos.
Countdown to Le mans: 1 day to go before the green flag waves with Audi on the front row after Loîc Duval set a blistering time of 3:22.349 in qualifying yesterday. None of his teammates today could best Duval's time.
Giancarlo Fisichella and Gianmaria Bruni won in the GTE Pro in their Ferrari 458 Italia GT2. Enzo Potolicchio, Rui Aguas and Matteo Malucelli first in the GTE Am with 8Star Motorsports Ferrari 458 Italia GT2.
The race ended in an Audi one, two, three and a Ferrari double in LM GTE as the Italian cars triumphed in both Pro and Am.
Although Krohn Racing drivers were able to finish the race and achieve collecting points, it was not as many as they had hoped with only a seventh-place finish.