As most triathletes know, completing an IRONMAN is no cheap endeavor. Don't be intimidated by the number, though, it's likely you already have most of the gear on this list. Here's a breakdown of what you need and a few ways to find cost savings for your next 140.6. This article is part of an exclusive series available only to Active Advantage members. To read more tips and training advice from the world's top enduranc... http://www.active.com/triathlon/Articles/The-Cost-of-Completing-An-IRONMAN