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Redhorse Performance 4910 Series water neck assemblies offer solution upgrades for your coolant outlets. These thermostat housings, or "water necks" as they are also called, make an excellent option for replacing worn or damaged of the stock engine coolant water outlet—or for creating custom color combinations at a minimal cost. RHP's thermostat housing assemblies are precision-machined from aluminum and are available in several styles, with O-ring gaskets to eliminate leakage, and offered in choice of clear, or blue, black, or red anodized finishes. Order the model for your application.
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$121.45
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$134.95
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Fleece Performance thermostat housings have an auxiliary port with plug to allow you to customize your coolant routings. Two elbow options are available as direct replacements for specific model years of RAM trucks with 5.9L or 6.7L Cummins, and in specific Fleece coolant bypass kits.
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$129.99
$110.49
Peterson Fluid Systems swivel water necks offer easy, exact hose alignment by moving 360 degrees. They feature internal Viton® seals, O-ring sealed flanges, and removable fittings for replacement or customization. Constructed from lightweight aluminum and hard coat anodized for improved wear resistance, Peterson Fluid Systems swivel water necks include high-grade steel snap rings for secure fitting retention and secondary locking pins.
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$196.99
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$209.99
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