Upgrade your 2020-2024 Chevrolet Silverado or GMC Sierra 2500/3500 with the Wehrli Custom Fab Upper Coolant Pipe, designed specifically for the Duramax L5P 6.6L engine. This fabricated aluminum pipe replaces the factory rubber upper radiator hose, offering a cleaner look and enhanced durability. The pipe is powder coated in a sleek gloss black finish, providing a stylish appearance that complements your engine bay while resisting corrosion and heat. Installation is straightforward, requiring only basic hand tools, and it fits seamlessly with OEM GM radiators, ensuring reliable performance without the need for modifications. The package includes stainless steel T-bolt clamps and silicone boots for secure connections and long-lasting operation. Replacing GM part numbers 84813629 and 85122989, this pipe helps improve engine bay aesthetics and maintains optimal coolant flow for efficient engine cooling. Constructed from high-quality aluminum with a durable powder coat, the Wehrli upper coolant pipe is an excellent upgrade for truck owners seeking both form and function. Please note that aftermarket radiators may cause fitment issues, so verify compatibility before installation. This product is not CARB approved but complies with PROP 65 safety standards, making it suitable for most applications where legal. Trust Wehrli’s craftsmanship to deliver a reliable, visually appealing upgrade to your heavy-duty diesel truck.
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