If you were to ask any rally driver what the most the important piece of equipment was aside from their car, their co-driver would be the answer. From monitoring the race route and car diagnostics, to keeping the driver in check, the co-driver is an invaluable asset to any team. This week on /DRIVEN, Executive Producer J.F. Musial goes inside with the MINI X-Raid team for a never before scene tour of what goes into cross-country rallies. Check it out after the jump.