Replace your worn or damaged water bypass tube with the Kustom Truck Chrome Water Bypass Tube, an OEM-quality replacement designed for Cummins 15-liter ISX/QSX engines with XPI fuel systems on EPA17 platforms. This chrome-plated tube connects the back of the water pump to the bottom of the EGR cooler, ensuring efficient coolant flow for optimal engine performance. Crafted to match the structural integrity of Cummins OEM part numbers 3688875, 3693446, or similar, this tube offers superior durability, corrosion resistance, and a polished, mirror-like finish that enhances your engine bay’s aesthetics. The kit includes a Chrome Water Bypass Tube, two O-Rings, and Stainless Hardware, providing all necessary components for a secure, leak-free installation. Ideal for mechanics, fleet owners, and truck enthusiasts maintaining or upgrading heavy-duty trucks like Peterbilt, Kenworth, or Freightliner, this tube ensures precise fitment and reliable operation. Note: Designed specifically for EPA17 Cummins ISX/QSX 15-liter engines with XPI fuel systems; confirm compatibility with your engine by contacting Kustom Truck for fitment verification. Upgrade your cooling system with this chrome water bypass tube, crafted for durability, performance, and style.
Kit Includes:
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(1) Water Bypass Tube - Chrome (Replaces OEM PN: 3688875, 3693446 or similar)
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(2) O-Rings
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Stainless Hardware
Key Features:
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OEM replacement water bypass tube for Cummins ISX/QSX 15-liter EPA17 engines with XPI fuel systems
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Chrome-plated for enhanced durability, corrosion resistance, and premium aesthetics
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Connects water pump to EGR cooler for efficient coolant flow
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Replaces Cummins OEM PNs: 3688875, 3693446 or similar
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Includes O-rings and stainless hardware for secure installation
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Compatible with heavy-duty trucks like Peterbilt, Kenworth, and Freightliner
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Note: Confirm engine compatibility with Kustom Truck for fitment verification
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Engineered for precise fitment, reliable performance, and enhanced engine bay appearance
Upgrade your Cummins engine with Kustom Truck Parts’ Chrome Water Bypass Tube, crafted for durability, performance, and precision.
1 Year
