2414354 Ejector As-Exhaust Fits Caterpillar ModelsOne New Aftermarket Replacement Ejector Assembly Exhaust for Caterpillar (Cat) Track Type Tractors This aftermarket replacement exhaust ejector assembly (Cat part number 241 4354 2414354) is part of the air intake and exhaust system on Caterpillar D series track type tractors. The exhaust ejector uses exhaust gas flow to draw air through the pre cleaner, helping to expel dust and debris and extend air filter service intervals on these heavy duty