Originally Posted by BLM

I'm not sure of the exact numbers but two friends of mine had RSX-S's and said the Hondata was the best upgrade to have. It engaged VTEC 1000 rpm earlier than normal, which basically increased the sweet spot of the engine. One of them had I/H/E plus the ECU flash and he would pull on me in my bolt-on WRX with a tune. I couldn't keep up with the stock turbo