Universal Fit 5" X 48" Straight Pipe w/ Clamp for TractorsOne New Aftermarket Replacement Straight Exhaust Pipe with Clamp Universal Fit for Tractors This straight exhaust stack pipe with included clamp is a universal fit replacement designed for agricultural tractors requiring a 5 inch diameter exhaust pipe. The straight style directs exhaust gases vertically upward, keeping fumes away from the operator and away from the engine compartment. Sold as a kit with a matching exhaust clamp for a complete, ready