who sells them on HT?

http://www.outlawengineering.com/acurab18c1frame.html



This dyno chart shows the results from the installation of a ThermoBlok kit on a '99 Acura Integra GS-R with CAI and no muffler. The tests were done on the same car and same day, same gear, etc, immediately following the spacer installation. The vehicle was fully warmed up for both tests and no other modifications were done.

RESULTS: maximum gain of 5.0 whp and 3.5 ft-lbs of torque.



This temp chart shows the temp reduction seen at the intake runners and plenum from the installation of a ThermoBlok kit on a '99 Acura Integra GS-R. The tests were done on the same car during a steady state 50-70 mph drive followed by idle.

RESULTS: Approximately 25°F cooler at cruise and 30°F after idle.

 

you posted a link with a price why dont you just buy it from them direct?