Exhaust Back Pressure Myth DEBUNKED!

Exhaust Back Pressure Myth DEBUNKED!

Today Mike debunks the old fart claim that "you need a little back pressure" in your exhaust or you're not gonna make any torque, power, etc! READ MORE on MotoIQ.com! http://www.motoiq.com/ FOLLOW US on Instagram:   / motoiq   LIKE US on Facebook:   / motoiq