4.5 Inch Exhaust Pipe Rain Cap,T304 Stainless Steel,Heavy Duty Flip Top Stack Cap, Universal Fit for Truck & Tractor Straight Stack Exhaust, 4 1/2" ID Exhaust Flapper

304 Stainless Steel – Made of durable 304 stainless steel for corrosion resistance and long-lasting use. 4.5-Inch Fitment – Designed for 4.5-inch vertical exhaust pipes. Please check your pipe size before ordering. Easy Installation – Simple bolt-on installation with no welding or special tools required. Wide Application – Helps reduce rain, snow, dust, leaves, and debris from entering the exhaust pipe. Suitable for tractors, trucks, generators, agricultural machinery, construction equipment, and other vertical exhaust systems.

• 4.5 inch exhaust flap 304 Stainless Steel Structure - Made of 304 stainless steel, it is corrosion-resistant and durable, suitable for common exhaust environments.
• 4.5” INLET (ID) – UNIVERSAL FIT – Fits exhaust pipes with a 4 1/2 inch inside diameter inlet. Universal design for various straight stack exhaust systems. Please verify pipe size before purchase for proper fit.
• EASY TO INSTALL – Simply place the rain cap onto the top of the exhaust pipe and tighten the bolt securely. No special tools required; suitable for quick replacement or new installations.
• HEAVY DUTY FLIP TOP DESIGN – Features a flip-top style cap that opens with exhaust flow and closes when the engine is off, helping block moisture and foreign objects from entering the pipe.
• PREVENTS MOISTURE & DEBRIS ENTRY – Designed to help keep rain, snow, and road debris from entering vertical exhaust pipes, protecting exhaust systems on straight stack applications during daily operation or storage.