Flame Tube Extension -TB21115B - TB5400 Engine Model. These Components are offered as an engine set quantity of 4 under our component exchange program and are compatible with sealed Flame Tube Part Number TB21114D. These parts have been subject of comprehenensive overhaul process to result in a defect free component with charateristics comparable with new. Parts are warranted for 12 months from date of supply. Also available in relation this part are compatible Flame Tube components Part number TB21114D and Swirler Cones Part Number TB21142A should complete combustion system replacement be required for fault correction or engine power upgrade, Search our database or enquire for further information. Installation services as required to install this component into an engine rebuild are also available upon request, please enquire further details.