That little extra burst of energy, you deliver to your partner as they tell you they "are comming". When you hear those glorious words, you kick it up a notch. Open the clutch, and throw it into "sexth gear". We've all done it!
".....feeling her thighs closing in on my neck, I knew what I was about to hear. As the words poured out of her mouth, I threw it into "sexth gear" and listened as she screamed away.........."