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Finally switch from Roush to Corsa, now it runs like a stock, only loud when you hammer down the gas pedal. Now I have Roush cat back and CAI for sale if anyone is interested. Please PM me if anyone wants them

Hi guys, I had a car conversation with my friend the other day, and we were talking about gas price these days, MPG and performance data from different engine and everything. One question he asked me was that "your Raptor has a 6.2 big stomach engine, why is it only producing 411 HP and 434...

I have a set of Roush cat back system(installed in March this year), and there is a terrible drone around 1500-2000 RPM. After a road trip to California. I have got so sick of that sounds...(imagine listening to that drone 30 some hours non-stop from Wisconsin to Cali, and then come back..)...

Hi guys, I am a newbie here, and I see people talk about mid perch or top perch, can someone tell me why is the mid perch better than the stock setting???? beside it will look better! Thanks!

Hello everyone, I want to get a set of Cutout for my Raptor so bad after hearing the true engine sound when I took off my exhaust..(I was installing the Roush cat-back, so I told the guy who helped me install the catback to start engine without any exhaust..) I heard a lot about QTP and DMH...

Hello everybody, I just got my 2012 Ford Raptor last week, it has been an awesome tuck so far, and looking forward for some performance upgrades... I want to get a cat-back exhaust and cold air intake first, any suggestions? I also want to get some carbon fiber upgrades, does anybody...