We have 5 Mega Motor Madness coupons including coupon codes and deals for January 2019. Today's top offer is a $50 Off coupon code. If you have some tough terrain to tackle, Mega Motor Madness is a great place to shop for ATVs, dune buggies, dirt bikes and more. Their prices are always affordable, and they also offer plenty of parts and accessories if you've already got a ride.