Performance Thermostat Housing & Filler Necks

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    • (0 reviews)
      # sp28744
      Thermostat Housing by CVR Performance®. 90 degrees. This product is made of high-quality materials to serve you for years to come. Designed usig state-of-the-art technology and with customers in mind. It will meet your needs and deliver...
      Built to match your exact requirementsMade from premium materials to endure years of abuse
      $70.39 - $96.56
    • (0 reviews)
      # sp18685
      Swivel Thermostat Housing by CSR Performance®. Machined from 6061-T6 Billet aluminum and swiveling 360° for easy connection in any position. CSR thermostat housing uses O-ring seals eliminating the need for gaskets or messy silicone....
      Designed to help prevent engine overheatingMade with extreme precision and quality in mind
      $52.97 - $156.80
    • (0 reviews)
      # sp83123
      360 Degree Low Swivel Water Neck by Meziere Enterprises®. Performance, sophistication and durability are by no means all the benefits you'll get if you purchase this product by Meziere Enterprises. Designed to take the efficiency of...
      Powerful and efficient designExtended service life
      +1
      $129.49
    • (0 reviews)
      # sp101182
      90 Degree Water Neck by Canton Racing®. Includes stainless steel hardware. Increase the life of your vehicle's engine by keeping your cooling system in top condition. Replace your faulty engine cooling component with this highly...
      Made to keep your vehicle's engine running coolDesigned to maintain proper cooling level and prevent overheating
      $125.00 - $130.00
    • (0 reviews)
      # sp18684
      360° Swivel Filler Neck by CSR Performance®. Machined from 6061–T6 Billet aluminum and swiveling 360° for easy connection in any position. Our thermostat housing uses O–ring seals eliminating the need for gaskets or messy...
      Designed to help prevent engine overheatingMade with extreme precision and quality in mind
      $146.87 - $170.54
    • (0 reviews)
      # sp9899
      Water Neck by BTP®. This BTP product helps your engine cooling system to ensure maximum performance of your vehicle by providing increased coolant flow preventing your four-wheel friend's engine from overheating. This performance part...
      Engineered to prevent your vehicle's engine from overheatingMade from premium materials
      $10.84 - $22.86
    • (0 reviews)
      # sp18692
      Universal, Filler Neck with O-Ring Gasket by Moroso®. With this quality part backed by a great price, you can enjoy your vehicle so much more than you thought was possible. This Moroso part is specifically engineered to make your...
      High quality at an affordable priceBuilt to match your exact requirements
      $42.00 - $91.61
    • (0 reviews)
      # sp18693
      Thermostat Housing by Moroso®. With this quality part backed by a great price, you can enjoy your vehicle so much more than you thought was possible. This Moroso part is specifically engineered to make your vehicle run better. If you...
      High quality at an affordable priceBuilt to match your exact requirements
      $52.17
    • (0 reviews)
      # mpn359113232
      90 Degree Swivel Water Neck by Canton Racing®. Material: Billet Aluminum. Finish: Natural. Hose: 1.5". Increase the life of your vehicle's engine by keeping your cooling system in top condition. Replace your faulty engine cooling...
      Made from high-grade materialsProvides efficient performance
      $112.00
    • (0 reviews)
      # sp101188
      Straight Water Neck by Canton Racing®. Increase the life of your vehicle's engine by keeping your cooling system in top condition. Replace your faulty engine cooling component with this highly efficient replacement product and be sure...
      Made to keep your vehicle's engine running coolDesigned to maintain proper cooling level and prevent overheating
      $61.00 - $82.00
    • (0 reviews)
      # sp101189
      Water Neck Top with Bleeder by Canton Racing®. Quantity: 1. Finish: Black anodized. Material: Aluminum. These bleeder necks come with a petcock and can be used as a replacement top for our water necks. Increase the life of your...
      Made to keep your vehicle's engine running coolDesigned to maintain proper cooling level and prevent overheating
      $20.00
    • (0 reviews)
      # sp83124
      360 Degree Swivel Water Neck by Meziere Enterprises®. Performance, sophistication and durability are by no means all the benefits you'll get if you purchase this product by Meziere Enterprises. Designed to take the efficiency of your...
      Powerful and efficient designExtended service life
      +2
      $81.43 - $100.22
    • (0 reviews)
      # sp83126
      75 Degree Water Neck by Meziere Enterprises®. Performance, sophistication and durability are by no means all the benefits you'll get if you purchase this product by Meziere Enterprises. Designed to take the efficiency of your engine...
      Powerful and efficient designExtended service life
      +2
      $125.28 - $150.33
    • (0 reviews)
      # sp116019
      90 Degree Water Neck by Meziere Enterprises®. Performance, sophistication and durability are by no means all the benefits you'll get if you purchase this product by Meziere Enterprises. Designed to take the efficiency of your engine...
      Powerful and efficient designExtended service life
      +2
      $81.43 - $100.22
    • (0 reviews)
      # sp116020
      Fixed Water Neck by Meziere Enterprises®. Performance, sophistication and durability are by no means all the benefits you'll get if you purchase this product by Meziere Enterprises. Designed to take the efficiency of your engine cooling...
      Powerful and efficient designExtended service life
      +2
      $106.49 - $150.33
    • (0 reviews)
      # sp83137
      Water Neck by Meziere Enterprises®. Performance, sophistication and durability are by no means all the benefits you'll get if you purchase this product by Meziere Enterprises. Designed to take the efficiency of your engine cooling...
      Powerful and efficient designExtended service life
      +3
      $40.09 - $55.12
    • (0 reviews)
      # sp116176
      Water Neck Outlet by PRW®. Designed utilizing the latest technology, this product by PRW Industries features premium quality and will perform better than advertised. Perfect for your vehicle and lifestyle, it is manufactured to meet or...
      Designed to deliver trouble-free, consistent performanceRight for your vehicle and lifestyle
      $19.60 - $39.60
    • (0 reviews)
      # mpn4498740581
      Dual Port Water Neck by Racing Power Company®. Material: Aluminum. Finish: Polished.
      One-of-a-kind style will help customize your autoWill deliver unparalleled levels of durability
      $21.36
    • (1 review)
      # sp31836
      Swivel Style Aluminum Water Neck by Trans-Dapt®. To keep your engine cool and improve your vehicle's performance, this product is just the right solution. Manufactured from high-quality materials, it will surely provide excellent...
      Expertly crafted from premium materialsDesigned to match rigorous quality standards
      +2
      $17.80 - $69.85
    • (0 reviews)
      # sp18698
      Thermostat Housing by Sinister Diesel®. This billet aluminum housing replaces the OEM housing which can be lower-quality stamped steel that may not always seal properly after replacing your thermostat. This billet aluminum housing...
      High quality at an affordable priceBuilt to match your exact requirements
      $49.95
    • (1 review)
      # sp34154
      Thermostat Housing by Billet Specialties®. To keep your engine cool and improve your vehicle's performance, this product is just the right solution. Manufactured from high-quality materials, it will surely provide excellent performance...
      Designed with the latest innovationsMade to ensure a high level of quality
      $34.95 - $99.95
    • (0 reviews)
      # sp141808
      Water Neck by CFR Performance®. This top-grade product is expertly made in compliance with stringent industry standards to offer a fusion of a well-balanced design and high level of craftsmanship. Manufactured from industry-leading...
      Expertly Crafted from the highest grade materialsBuilt to provide the ultimate in reliability and strength
      $8.98 - $20.98
    • (0 reviews)
      # sp35748
      Universal Inlet and Outlet Tube by Be Cool®. Great time-saving components to simplify your radiator installation. These accessories can help you achieve a clean, professional look.
      Made to improve your cooling system efficiencyDesigned to provide greater cooling power
      $28.31 - $49.99
    • (0 reviews)
      # mpn358735336
      Manifold Expansion Filler by CSR Performance®. Size: 6".
      High quality at an affordable priceExpertly made from premium materials
      $181.75
    • (0 reviews)
      # mpn3094313872
      Billet Radiator Neck by PPE®. To keep your engine cool and improve your vehicle's performance, this product is just the right solution. Manufactured from high-quality materials, it will surely provide excellent performance and years of...
      Thoughtfully designed to match your diesel engine needsMade to help enhance the performance of your vehicle
      $22.99
    • (0 reviews)
      # sp116173
      Performance Water Crossovers by CHI®. To keep your engine cool and improve your vehicle's performance, this product is just the right solution. Manufactured from high-quality materials, it will surely provide excellent performance and...
      High quality at an affordable priceBuilt to match your exact requirements
      $220.31
    • (0 reviews)
      # sp92391
      90 Degree Thermostat Housing by Ford Performance®. To keep your engine cool and improve your vehicle's performance, this product is just the right solution. Manufactured from high-quality materials, it will surely provide excellent...
      High quality at an affordable priceBuilt to match your exact requirements
      $82.24
    • (0 reviews)
      # mpn359120001
      Water Header by Dedenbear®.
      Dual 3/4 inch NPT threads let coolant feed from either side of the engineDesigned to distribute coolant equally into both sides of the engine
      $137.95
    • (0 reviews)
      # mpn359120002
      Water Header by Dedenbear®.
      Dual 3/4 inch NPT threads let coolant feed from either side of the engineDesigned to distribute coolant equally into both sides of the engine
      $137.95
    • (0 reviews)
      # sp116021
      Manifold Water Neck Plate by Meziere Enterprises®. Performance, sophistication and durability are by no means all the benefits you'll get if you purchase this product by Meziere Enterprises. Designed to take the efficiency of your...
      Powerful and efficient designExtended service life
      +2
      $90.18 - $116.70




    When you want to get maximum performance out of your hot rod beast, race rocket or street performance machine and push it to the limits, the engine is forced to work harder to pull more power, creating more excessive heat. To ensure that your vehicle's inner beast works at its peak, it's essential to efficiently cool down the engine bay. The larger the engine is, the more cooling is required to keep temperatures under control. Featuring advanced designs for optimum heat transfer, high-performance engine cooling tune-ups help bring damaging engine temperatures down which is critical for engine performance, reliability and lifespan.

    Browse our selection of top-of-the-line engine coolant water outlet necks and fillers designed to help you get the most out of your cooling system. Once attached to the thermostat, a premium grade water neck is sure to fine tune your cooling system for maximum performance. From straight, swivel and angled water necks, we've got the finest upgrades for your radiator hose locating needs or dressing up the front of your engine. Performance water necks help clear engine obstacles and allow the hose to be placed to fit to tight spaces.

    Straight water necks are a perfect solution for vehicles where engine inlet and outlet ports are in different locations. These necks allow for routing the radiator hose in the right direction for custom engine cooling applications. Swivel water necks offer greater flexibility when it comes to locating the hose. Featuring a swivel design, these necks provide various radiator hose routing options to attach it in a more convenient direction – placed parallel to the engine, or at a 15 or 45 degree angle. They include mounting bolts for flawless installation and an O-ring seal for improved sealing over paper gaskets for leak-free operation. Swivel water filler necks are available in a choice of attractive finishes, including highly polished or anodized aluminum, chrome and stainless steel that deliver sleek, sharp looks in any engine bay.

    Performance engine coolant water filler necks will come in handy if you don't have space for anything else. Filler necks gathered on our virtual shelves provide unprecedented durability and improved resistance. Designed to go inline in the radiator hose in applications where it's not part of the radiator, the filler neck provides more complete cooling system filling to effectively remove all the air out of it at all times. These necks come in billet aluminum for sharp looks and impeccable strength. Whether you're looking for water outlet necks or fillers, you've come to the right place. We handpick a wide variety of performance engine coolant water necks and fillers that will help your high-performance engine running at its peak to unlock more performance and horsepower with confidence and help overcome limited space issues. Manufactured from first-rate materials, they feature top-grade construction that can withstand extreme changes in temperatures which makes them perfect for use in racing or street applications.

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    Useful articles fast to read and guides easy to understand written by mechanics and car enthusiasts to turn your shopping experience with CARiD into a pleasure

    • Performance Engine Cooling
      June 13, 2018
      When Is It Time To Replace My Coolant Hoses?
      Carmakers do not consider coolant hoses a routine maintenance item, so it follows that there can be a lack of guidance about how often these hoses should be replaced....
      by Timothy Zahl

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    Performance Thermostat Housing & Filler Necks Reviews

    Average rating:  4.5  4.5 - 15 reviews
    4 of 5
    Thermostat Housing
    Housing fit perfectly, no leaks.
    Posted by Lonny Backus (Abilene, TX) / June 1, 20181970 Dodge Charger
    Was this review helpful for you? Yes
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