MOOSE Basalt Exhaust Wrap. Made of woven basalt lava rock material. 1 x MOOSE Basalt Exhaust Wrap (part number 504-1000). Manufacturer part number504-1000. Dalton's ATVs. Not sure it fits?. Established 2002 — one of the UK's largest authorised Honda, Yamaha, Can-Am and Polaris ATV & UTV dealers.