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There is no return policy. Our new items have a 30 day warranty against manufacturer defects. It will require customer to cover return shipping and we will ship a replacement item once defective item is received. Returns will be subjected to a 25% restocking fee.
BK Racing Cobalt-Style Water Pump Coolant Tube – OEM Replacement Bypass Pipe
Improve coolant routing and header clearance with the BK Racing Cobalt-Style Water Pump Coolant Tube — the best OEM-style replacement coolant passage tube for GM Ecotec engines, providing the Cobalt-specific bend and fitment for direct connection from the water pump outlet to the Cobalt thermostat housing. This genuine-style tube is essential for clean installs in Cavalier/Sunfire header swaps or when converting to Cobalt thermostat geometry — trusted for Cobalt SS, Cavalier Z24, Ion Redline, HHR SS, Solstice GXP, and performance builds.
Precision-formed to factory Cobalt specifications, this tube ensures proper coolant bypass flow while solving interference issues with long-tube headers or aftermarket exhaust — a direct replacement for simplified plumbing and reliable circulation.
Key Features:
Performance Benefits:
Compatibility & Fitment:
Installation Note: Secure with factory or upgraded hose clamps. Professional coolant system bleeding recommended to eliminate air pockets.
Proudly offered by BK Racing Inc. — Ecotec specialists providing reliable coolant routing solutions for clean installs and championship performance.
Route coolant the right way — add the BK Racing Cobalt-Style Water Pump Coolant Tube to your build today!
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