Wall Colmonoy Corporation in Oklahoma City manufactures its exhaust products under the trademarked name, Nicrocraft™, and sells around the globe. Nicrocraft™ exhaust components are high quality, new manufacture, FAA-PMA approved, and carry a full 12-month, unlimited hour warranty from the date of installation, not the date of order. FAA Form 8130-3, Airworthiness Approval Tag / Authorized Release Certificate are available upon request.
Since 1968, Wall Colmonoy has been the leader in Aircraft Exhaust Systems with a reputation for quality, reliability and safety. Wall Colmonoy Oklahoma City manufactures and overhauls Nicrocraft™ Aircraft Exhaust Systems. Individual exhaust components and complete systems are available for most single and twin engine aircraft. Both newly manufactured and overhauled with FAA-PMA / STC approved parts, Nicrocraft™ exhaust components can be found on Cessna®, Cirrus®, Beechcraft®, Piper® and other aircraft. Wall Colmonoy is the supplier of choice to the OEMs, and all mufflers are built to the latest original equipment specifications.