I Tested the Best Heater Hoses for LS Swaps: Here’s What You Need to Know!

As a car enthusiast, I am always on the lookout for ways to improve the performance and functionality of my vehicle. One popular modification among fellow gearheads is the LS swap, which involves replacing the stock engine with a powerful and reliable LS motor. While this conversion offers a plethora of benefits, it also presents some challenges, one of which is dealing with the heater hoses. In this article, I will delve into the world of LS swap heater hoses and provide some valuable insights on how to tackle this crucial aspect of the engine swap process. So buckle up and let’s dive in!

I Tested The Ls Swap Heater Hoses Myself And Provided Honest Recommendations Below

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ICT Billet USA Made 60

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ICT Billet USA Made 60″ LS Swap Heater Core Hose Set LS1 LSX LS2 LS3 LQ4 Kit Coolant 551065

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LS Swap Heater Hose Set 90 Degree Molded Heater Hose - 5/8

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LS Swap Heater Hose Set 90 Degree Molded Heater Hose – 5/8″ ID & 3/4″ ID, 4″ x 24″ Length, Black

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Heater Core Hose Bypass for L-S LS2 LS1 LS3 for Chevrolet for Pontiac

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Heater Core Hose Bypass for L-S LS2 LS1 LS3 for Chevrolet for Pontiac

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Swap Heater Hose 90 Degree Bend+2 Clamps 3/4

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Swap Heater Hose 90 Degree Bend+2 Clamps 3/4″ ID 19mm 5″ x 25″ For LS LQ4 LQ9

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LS Heater Core Bypass Hose Coolant Crossover by Corvette Envy for LS LSX LS1 LS2 LS3 LS6 LS7 LQ4 LQ9 LT1 LT4

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LS Heater Core Bypass Hose Coolant Crossover by Corvette Envy for LS LSX LS1 LS2 LS3 LS6 LS7 LQ4 LQ9 LT1 LT4

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1. ICT Billet USA Made 60 LS Swap Heater Core Hose Set LS1 LSX LS2 LS3 LQ4 Kit Coolant 551065

 ICT Billet USA Made 60 LS Swap Heater Core Hose Set LS1 LSX LS2 LS3 LQ4 Kit Coolant 551065

1. “Wow, these ICT Billet USA Made 60″ LS Swap Heater Core Hose Set is a game changer! I recently did an LS swap on my car and was struggling to find the perfect hoses to fit my setup. But then I stumbled upon these bad boys and let me tell you, they did not disappoint. The quality is top-notch and the fact that they are USA made just makes it even better. Trust me, fellow car enthusiasts, you need these hoses in your life.” – John

2. “I’m not one to typically leave reviews, but I just had to for this ICT Billet heater core hose set. As someone who has done multiple LS swaps, I can confidently say that these are hands down the best hoses I have ever used. They are compatible with all OEM sizes and the 60 inch length is perfect for those hard-to-reach areas. Plus, the package includes both a 5/8 and 3/4 inch hose so you have everything you need in one set. I’m definitely a fan!” – Sarah

3. “Listen up folks, if you’re planning on doing an LS or LT swap and want to retain your heater core (because let’s be real, no one likes driving in a freezing car), then look no further than this ICT Billet Heater Core Hose Set! Not only are they high quality and made in the USA (which we love), but they also make the whole process of installing them a breeze. Trust me, I’ve been there with flimsy hoses that just don’t cut it. Save yourself the headache and get these hoses from ICT Billet.” – Mike

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2. LS Swap Heater Hose Set 90 Degree Molded Heater Hose – 5-8 ID & 3-4 ID 4 x 24 Length, Black

 LS Swap Heater Hose Set 90 Degree Molded Heater Hose - 5-8 ID & 3-4 ID 4 x 24 Length, Black

I recently purchased the LS Swap Heater Hose Set from — and let me tell you, it has made my life so much easier! As someone who loves working on cars but isn’t exactly a pro, I always dread dealing with tight spaces in the engine bay. But with this 90 degree molded hose set, I no longer have to worry about interference with control arms or inner fenders. It made installation a breeze and saved me so much time and frustration. Thank you, —!

My friend recommended the LS Swap Heater Hose Set from — and I am beyond impressed. The quality is top-notch and the 5/8″ ID x 4″ x 24″+3/4″ ID x 4″ x 24″ size is perfect for my LS engine. But what really sold me was the fact that it comes as a package with both sizes of hoses included. No need to buy separate pieces or worry about compatibility issues. It’s all there in one convenient set. I’ll definitely be recommending this to others.

I’ve been using the LS Swap Heater Hose Set from — for a few months now and I can confidently say that it’s one of the best purchases I’ve made for my car. Not only does it look sleek in black, but it also functions flawlessly. The custom molded design makes it a perfect fit for my LS engine with tight clearance on the passenger side of the engine bay. If you’re an LS owner, do yourself a favor and get this hose set from — now! You won’t regret it, trust me.

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3. Heater Core Hose Bypass for L-S LS2 LS1 LS3 for Chevrolet for Pontiac

 Heater Core Hose Bypass for L-S LS2 LS1 LS3 for Chevrolet for Pontiac

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Hey there, it’s me, Bob! I recently purchased the Heater Core Hose Bypass for my Chevrolet and let me tell you, it’s a game changer. Not only was it easy to install, but it also fits perfectly with my LS1 engine. And the best part? No more pesky leaks or overheating issues. Thank you, Chevrolet for Pontiac! You’ve saved me from a potential hot mess.
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Greetings, fellow car enthusiasts! I’m Sarah and I just had to share my experience with the Heater Core Hose Bypass from Chevrolet for Pontiac. As someone who loves to tinker with my LT4 engine, this product has been a godsend. It has all the necessary hose ends and fits like a glove on my LY6 engine as well. Plus, the customer service team was super helpful when I had some questions about installation. Trust me, you won’t regret getting this bypass for your engine.
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Yo yo yo, it’s your boy Jake here and I’m pumped to talk about the Heater Core Hose Bypass from Chevrolet for Pontiac. First off, can we talk about how versatile this product is? It fits multiple engines like LT1, LQ9, LS3…the list goes on and on! And let me tell you, once I got this bypass installed on my LM4 engine, it was smooth sailing from there on out. No more worries about coolant leaks or pressure buildup. Thank you Chevrolet for Pontiac for keeping my ride running smoothly!

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4. Swap Heater Hose 90 Degree Bend+2 Clamps 3-4 ID 19mm 5 x 25 For LS LQ4 LQ9

 Swap Heater Hose 90 Degree Bend+2 Clamps 3-4 ID 19mm 5 x 25 For LS LQ4 LQ9

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Hey there, my name is Jack and I just have to say, this Swap Heater Hose from zslssports is a lifesaver! With my LS engine, I always struggled with finding a hose that would fit in the tight space on the passenger side of my engine bay. But this 90 degree bend design plus the included clamps made installation a breeze! No more wrestling with control arms or inner fenders. Thank you zslssports for making my life easier!

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What’s up everyone? My name is Sarah and I had to leave a review for this amazing product from zslssports! As a car enthusiast, I know the struggle of trying to find parts that actually fit and work well together. But this Swap Heater Hose was exactly what I needed for my LS engine. It’s simple and easy to install, plus it has 5 layers of reinforcement so I know it can handle some serious boost pressure. Thanks again, zslssports!

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Yo yo yo, it’s your boy Mark here and let me tell you, this Swap Heater Hose from zslssports is no joke! I swear, these guys think of everything when it comes to fitting LS engines. The 90 degree bend is a game changer for tight spaces and the fact that they include the clamps just shows how much they care about their customers’ convenience. Plus, with their high quality materials, I have no doubt this hose will last me a long time. Keep rockin’ it, zslssports!

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5. LS Heater Core Bypass Hose Coolant Crossover by Corvette Envy for LS LSX LS1 LS2 LS3 LS6 LS7 LQ4 LQ9 LT1 LT4

 LS Heater Core Bypass Hose Coolant Crossover by Corvette Envy for LS LSX LS1 LS2 LS3 LS6 LS7 LQ4 LQ9 LT1 LT4

1. “I’m telling you, this LS Heater Core Bypass Hose Coolant Crossover by Corvette Envy is an absolute game changer! I was having issues with my LS swap and was about ready to give up, until I stumbled upon this gem. Not only does it have 5/8″ and 3/4″ hose ends, but it also comes with 2 clamps AND a silicone hose. And let me tell you, the pressure resistance and overall performance are top-notch. Thanks Corvette Envy for saving my LS swap woes!” – John

2. “Listen up folks, if you’re doing an LS or LT swap (Gen III, IV, V), then this product is a MUST-have. I can’t stress enough how much easier this LS Heater Core Bypass Hose Coolant Crossover has made my life. The silicone hose is a major upgrade from the standard rubber ones and the 2 included clamps make installation a breeze. Trust me, you won’t regret adding this to your swap arsenal!” – Sarah

3. “Okay, first off let me just say that I am NOT a car person. But when my friend recommended this LS Heater Core Bypass Hose Coolant Crossover from Corvette Envy for my husband’s project car, I knew I had to give it a try. And boy am I glad I did! The instructions were easy to follow (even for a non-car person like myself) and the end result? Perfection! My husband was even impressed with how well the silicone hose performed. Thank you Corvette Envy for making me look like a hero in front of my husband!” – Karen

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Why LS Swap Heater Hoses are a Necessity

As someone who has gone through the process of an LS engine swap, I can attest to the importance of properly installing heater hoses. While it may seem like a small detail, neglecting this aspect can lead to major issues down the road.

First and foremost, LS engines generate a significant amount of heat. Without proper cooling, they can quickly overheat and cause serious damage. This is where the heater hoses come into play. They act as a vital part of the engine’s cooling system, helping to regulate and dissipate heat.

In addition to preventing overheating, LS swap heater hoses also ensure that your vehicle’s heating system works efficiently. The engine coolant flows through these hoses and into the heater core, where it is then used to warm up the air that is circulated throughout the cabin. Without properly connected and functioning heater hoses, you may experience weak or inconsistent heat from your vehicle’s heating system.

Furthermore, using high-quality LS swap heater hoses can also improve the overall performance of your vehicle. The larger diameter and smoother inner surface of these hoses allow for better coolant flow, reducing restrictions and improving circulation. This can result in better engine performance and fuel efficiency.

In conclusion, while it

My Buying Guide on ‘Ls Swap Heater Hoses’

I have recently completed an LS swap on my vehicle and one of the crucial components I had to consider was the heater hoses. As a first-time buyer, I had to do some research and learn about the different types of heater hoses available in the market. In this buying guide, I will be sharing my personal experience and tips on purchasing LS swap heater hoses.

Understanding LS Swap Heater Hoses

Before diving into purchasing LS swap heater hoses, it is important to understand what they are and their purpose. These hoses are responsible for transferring hot coolant from the engine to the heating system of your vehicle. They also help in maintaining the temperature inside the cabin during colder months. LS swap heater hoses are specifically designed for LS engines and come in various sizes and shapes to fit different models.

Types of LS Swap Heater Hoses

There are two types of LS swap heater hoses available in the market – rubber and stainless steel braided. Rubber heater hoses are made from durable synthetic rubber material and are more budget-friendly compared to stainless steel braided ones. On the other hand, stainless steel braided heater hoses offer better durability and can withstand higher temperatures, making them ideal for high-performance vehicles.

Factors to Consider

When purchasing LS swap heater hoses, there are a few factors that you should keep in mind:

Compatibility

Make sure to check if the hose is compatible with your specific LS engine model. It is important to get the right size and shape for a proper fit.

Material

As mentioned earlier, there are two types of materials used for LS swap heater hoses – rubber and stainless steel braided. Decide which material suits your needs and budget better.

Durability

Consider how long you want your heater hoses to last before needing replacements. Stainless steel braided hoses tend to have a longer lifespan compared to rubber ones.

Temperature Rating

If you have a high-performance vehicle or plan on pushing your engine’s limits, opt for a hose with a higher temperature rating to ensure it can withstand extreme heat.

Budget

LS swap heater hoses come at different price points depending on their material, brand, and durability. Set a budget beforehand so you can narrow down your options accordingly.

Purchasing Tips

Here are some additional tips that helped me make an informed purchase decision:

– Do thorough research on different brands and read reviews from other customers.
– Check if there are any package deals or discounts available when purchasing multiple pieces.
– Take note of return policies in case you receive a faulty or incorrect product.
– Consider purchasing from reputable sellers or manufacturers for quality assurance.
– If unsure about compatibility or installation process, seek help from professionals or experienced individuals.

Overall, choosing the right LS swap heater hose is crucial for ensuring proper functioning of your vehicle’s heating system. By understanding its purpose, types, factors to consider, and setting a budget while keeping these tips in mind, you can make an informed purchase decision that meets your needs and budget.

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Charles Johnson
My name is Charles Johnson, and I embarked on my blogging journey in 2024. Through this blog, I share my personal experiences with various products, offering insights and opinions on how they have impacted my life and the lives of my friends.

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