We put the stock BMW G80 M3 Competition on the dyno to see how much power it actually produces. Does it live up to BMW’s claimed figures, or is there more hidden potential? Watch the full test to find ...

For similar money, Lingenfelter can alternatively give your E-Ray a supercharged 734 horses, and if you prefer your boost in ...

Watch as we upgrade our E92 M3 to Stage 2 with an Eventuri Intake! Experience the power gains, hear the exhaust sound, and see the dyno results in action. Don't miss it!

Of course, this is merely one dyno session on one car. We'll have to wait until more 2015 GTI owners get on the rolling road to see if Volkswagen really was as conservative about its hot hatch's ...

Ok, fight. R&T's dyno runs sussed power numbers at the wheel of 223 hp and 245 lb-ft for the WRX, 247 hp and 243 lb-ft for the STI, then went on to demonstrate in numbers what everyone knew ...

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Litchfield’s technical manager, Dan Cook, who conducted all the dyno runs, says that the claimed torque includes some overboost, which kicks in if you snap open the throttle from 3000rpm.

Y’know, I’ve watched hundreds of engine dyno videos over the years and I ... The exhaust goes in and then runs through three sections in an attempt to really capture the sound before it ...