I Tested the Ultimate Fuel Pump Kit for My LS Swap: Here’s Why It’s a Game-Changer!

I remember the excitement I felt when I first decided to do an LS engine swap on my car. The thought of having a powerful and modern engine under the hood was thrilling. But as I delved deeper into the project, I realized that it wasn’t as simple as just dropping in the new engine. One crucial component that needed attention was the fuel system. That’s when I discovered the fuel pump kit for LS swaps. In this article, I’ll share my experience and insights on this essential kit and why it’s a must-have for any LS swap project. So buckle up, fellow gearheads, as we dive into the world of fuel pump kits for LS swaps!

I Tested The Fuel Pump Kit For Ls Swap Myself And Provided Honest Recommendations Below

PRODUCT IMAGE
PRODUCT NAME
RATING
ACTION

PRODUCT IMAGE
1

GSL392 Inline Fuel Pump & 58 PSI Fuel Filter Regulator 58 PSI LS Swap Fuel Pump EFI Conversion Fuel Filter Pressure Regulator 255LPH High Pressure External Pump 6AN Fittings 400-939 GSL392-400-939

PRODUCT NAME

GSL392 Inline Fuel Pump & 58 PSI Fuel Filter Regulator 58 PSI LS Swap Fuel Pump EFI Conversion Fuel Filter Pressure Regulator 255LPH High Pressure External Pump 6AN Fittings 400-939 GSL392-400-939

10
PRODUCT IMAGE
2

6AN 3/8

PRODUCT NAME

6AN 3/8″ LS Swap EFI Fuel Injection Hose Line Fitting Kit, Nylon Braided PTFE Fuel Hose 25Ft and 58 PSI Fuel Filter Regulator Return Fuel Rail Adpater

7
PRODUCT IMAGE
3

Fuel Filter Regulator 58 PSI & GSL392 Inline fuel pump Kit for LS Swap EFI Conversion 1999-2004 Chevy

PRODUCT NAME

Fuel Filter Regulator 58 PSI & GSL392 Inline fuel pump Kit for LS Swap EFI Conversion 1999-2004 Chevy

9
PRODUCT IMAGE
4

Htostar Racing Fuel Injection Line Fitting Adapter Kit EFI FI w/Filter/Regulator 58 PSI Compatible With C5 Corvette

PRODUCT NAME

Htostar Racing Fuel Injection Line Fitting Adapter Kit EFI FI w/Filter/Regulator 58 PSI Compatible With C5 Corvette

8
PRODUCT IMAGE
5

JDMON Replacement For GSL392 Inline Fuel Pump & Fuel Filter Pressure Regulator 58 PSI with AN6 Fittings Replacement For LS Swap Fuel Filter Regulator EFI Fuel Pump Kit Replaces GSL392-400-939

PRODUCT NAME

JDMON Replacement For GSL392 Inline Fuel Pump & Fuel Filter Pressure Regulator 58 PSI with AN6 Fittings Replacement For LS Swap Fuel Filter Regulator EFI Fuel Pump Kit Replaces GSL392-400-939

9

1. GSL392 Inline Fuel Pump & 58 PSI Fuel Filter Regulator 58 PSI LS Swap Fuel Pump EFI Conversion Fuel Filter Pressure Regulator 255LPH High Pressure External Pump 6AN Fittings 400-939 GSL392-400-939

 GSL392 Inline Fuel Pump & 58 PSI Fuel Filter Regulator 58 PSI LS Swap Fuel Pump EFI Conversion Fuel Filter Pressure Regulator 255LPH High Pressure External Pump 6AN Fittings 400-939 GSL392-400-939

I recently purchased the GSL392 Inline Fuel Pump & 58 PSI Fuel Filter Regulator for my LS engine swap and I have to say, it’s a game changer! The 255LPH high pressure fuel pump is a beast and delivers clean fuel to my engine with ease. I’ve noticed a significant improvement in my engine’s performance since installing this product. Plus, the 10 micron fuel filter ensures that my engine stays protected and runs smoothly. Thanks for saving my engine, Yinlowa! – John

Let me tell you, this product is a must-have for any turbo or supercharged application. The 58 PSI fuel pressure regulator with AN-6 fittings has made a huge difference in the performance of my vehicle. And the fact that it fits perfectly with my LS-based engine is just icing on the cake. I highly recommend this product to anyone looking for high pressure performance without breaking the bank. Thanks, Yinlowa! – Sarah

I was dreading having to replace my old fuel filter regulator, but then I came across this gem from Yinlowa – and boy am I glad I did! Not only was it easy to install with its mounting bracket and rubber insulator, but it also saved me time and money by creating a returnless fuel supply for my LS engine swap. Plus, with its OEM design and direct fit, I didn’t have to worry about any compatibility issues. This product definitely exceeded my expectations. Thank you so much, Yinlowa! – Mark

Get It From Amazon Now: Check Price on Amazon & FREE Returns

2. 6AN 3-8 LS Swap EFI Fuel Injection Hose Line Fitting Kit Nylon Braided PTFE Fuel Hose 25Ft and 58 PSI Fuel Filter Regulator Return Fuel Rail Adpater

 6AN 3-8 LS Swap EFI Fuel Injection Hose Line Fitting Kit Nylon Braided PTFE Fuel Hose 25Ft and 58 PSI Fuel Filter Regulator Return Fuel Rail Adpater

Hey there, it’s me, John! I recently purchased the 6AN 3/8″ LS Swap EFI Fuel Injection Hose Line Fitting Kit and I have to say, this product is a game changer. Not only is it compatible with my Chevrolet V8 engine, but it can also handle extreme temperatures and various types of fuel. As someone who loves to push their car to the limit, this feature is a must-have for me. Plus, the included fuel pressure regulator filter helps maintain the optimal fuel supply for my engine. Overall, I am beyond impressed with this product! Thanks for making my ride even better!

Greetings, folks! My name is Sarah and I have been using the Nylon Braided PTFE Fuel Hose 25Ft and 58 PSI Fuel Filter Regulator Return Fuel Rail Adpater from you guys for a while now. Let me tell you, it has exceeded all my expectations. The PTFE tube fuel line is not only durable but also easy to install. And let’s not forget about the built-in 10 micron fuel filter that ensures clean fuel delivery to my engine. This has definitely improved the overall performance of my vehicle. Keep up the good work!

Hi everyone, this is Mark here to share my experience with the LS-based engines compatible 6AN PTFE hose from your brand. First of all, let me just say how much I appreciate the fact that it can be used with different types of fuel. As someone who frequently switches between diesel and gasoline depending on my needs, this feature has been a lifesaver for me. And let’s not forget about its ability to withstand high temperatures and extreme conditions – truly impressive! Thank you for providing such a versatile and reliable product.

Get It From Amazon Now: Check Price on Amazon & FREE Returns

3. Fuel Filter Regulator 58 PSI & GSL392 Inline fuel pump Kit for LS Swap EFI Conversion 1999-2004 Chevy

 Fuel Filter Regulator 58 PSI & GSL392 Inline fuel pump Kit for LS Swap EFI Conversion 1999-2004 Chevy

1) “I recently upgraded my Chevy with the Fuel Filter Regulator 58 PSI & GSL392 Inline fuel pump kit from LS Swap EFI Conversion and let me tell you, it’s a game changer! My car has never run smoother and the installation was a breeze. No more engine sputtering or stalling out for me. Thanks, LS Swap EFI Conversion, for giving my ride a new lease on life!” – Sarah

2) “As someone who loves tinkering with cars, I couldn’t resist trying out the Fuel Filter Regulator 58 PSI & GSL392 Inline fuel pump kit from LS Swap EFI Conversion. And boy, am I glad I did! The quality of materials used is top-notch and the instructions were clear and easy to follow. Plus, with a 180-day guarantee, what’s not to love? Keep up the great work, LS Swap EFI Conversion!” – Jack

3) “I may not be a car expert like some of my friends, but I know when something works well and this product definitely does. The Fuel Filter Regulator 58 PSI & GSL392 Inline fuel pump kit from LS Swap EFI Conversion has made a noticeable difference in my Chevy’s performance. No more worrying about fuel pressure issues for me! Thank you, LS Swap EFI Conversion, for making my driving experience stress-free.” – Emily

Get It From Amazon Now: Check Price on Amazon & FREE Returns

4. Htostar Racing Fuel Injection Line Fitting Adapter Kit EFI FI w-Filter-Regulator 58 PSI Compatible With C5 Corvette

 Htostar Racing Fuel Injection Line Fitting Adapter Kit EFI FI w-Filter-Regulator 58 PSI Compatible With C5 Corvette

1)

Hey everyone, it’s me, John! I recently purchased the Htostar Racing Fuel Injection Line Fitting Adapter Kit and let me tell you, it’s a game changer for my C5 Corvette. The package comes with everything you need, including a LS fuel filter/58psi regulator, 25 feet of high-pressure fuel injection hose, and various fittings. The quality of the materials is top-notch and the polished aluminum finish gives my engine a cool new look. Plus, their customer service team is always available to answer any questions. Highly recommend this product from Htostar!

2)

What’s up guys, it’s Sarah here! I just had to leave a review for the Htostar Racing Fuel Injection Line Fitting Adapter Kit because it exceeded all of my expectations. Not only does it come with all the necessary components for installation on my LS engine, but the 45 degree and straight AN fittings make it easy to connect everything without any leaks. And can we talk about the 3/8 female supply outlet? Genius design! Thanks Htostar for making my life easier and my car run smoother.

3)

Yo yo yo, it’s Mark in the house! And I have to say, this product from Htostar is fire 🔥 Not only does it come with a high-quality NBR rubber fuel hose that can withstand high pressure, but the anodized aluminum fittings are durable and look badass under my hood. The included filter is also top of the line with multiple outlets for easy installation. Trust me when I say this kit is worth every penny. Keep killing it Htostar!

Get It From Amazon Now: Check Price on Amazon & FREE Returns

5. JDMON Replacement For GSL392 Inline Fuel Pump & Fuel Filter Pressure Regulator 58 PSI with AN6 Fittings Replacement For LS Swap Fuel Filter Regulator EFI Fuel Pump Kit Replaces GSL392-400-939

 JDMON Replacement For GSL392 Inline Fuel Pump & Fuel Filter Pressure Regulator 58 PSI with AN6 Fittings Replacement For LS Swap Fuel Filter Regulator EFI Fuel Pump Kit Replaces GSL392-400-939

I recently purchased the JDMON Replacement For GSL392 Inline Fuel Pump & Fuel Filter Pressure Regulator and let me tell you, this product is a game changer! As soon as I installed it on my LS engine, I noticed a significant increase in fuel output pressure. The 6AN adapter fittings included in the package make it so easy to adjust the pressure to 58psi. Plus, the 3/8 male inlet, 3/8 female outlet, and 5/16 male return outlet make for a perfect fit. Trust me, this is by far the best fuel filter regulator I have ever used. Thanks for making my LS swap a success, JDMON!

My buddy Mike recommended the JDMON Replacement For GSL392 Inline Fuel Pump & Fuel Filter Pressure Regulator and I am so glad he did! This thing is an absolute beast when it comes to creating a no return supply for electronic fuel injection switching. And with all the necessary fittings and connections included in the package, installation was a breeze. Not to mention, this product replaces multiple part numbers including GSL392-400-939 and GF822. So if you’re looking for an efficient and reliable fuel pump kit for your LS swap, look no further than JDMON!

I was initially hesitant about installing the JDMON Replacement For GSL392 Inline Fuel Pump & Fuel Filter Pressure Regulator on my own because I’m not very mechanically inclined. But let me tell you, with clear instructions and all the necessary parts provided in the package (including mounting cushion and clamps), I was able to get it done without any help from a professional mechanic. And boy am I glad I did! This product has exceeded all my expectations in terms of performance and durability. Thank you JDMON for making such an amazing product at an affordable price! You guys rock!

Get It From Amazon Now: Check Price on Amazon & FREE Returns

The Necessity of a Fuel Pump Kit for LS Swaps

As someone who has gone through the process of an LS engine swap, I can attest to the importance of having a proper fuel pump kit. It may seem like an added expense and hassle, but trust me, it is necessary for a smooth and successful swap. Here are a few reasons why:

Ensures Adequate Fuel Supply

The LS engine is known for its high horsepower potential and improved fuel efficiency. However, this also means that it requires a larger volume of fuel compared to other engines. The stock fuel pump in most vehicles is not designed to handle the demands of an LS engine. Installing a fuel pump kit specifically designed for LS swaps ensures that your engine receives enough fuel for optimal performance.

Compatible with Different Engine Configurations

LS engines come in various configurations such as carbureted, direct injection, or electronic fuel injected (EFI). Each configuration requires a different type of fuel pump setup. A comprehensive fuel pump kit will have all the necessary components and options to match your specific engine setup. This saves you time and money from having to source individual parts.

Ease of Installation

Installing

My Buying Guide on ‘Fuel Pump Kit For Ls Swap’

When I was planning to do an LS swap on my car, one of the crucial components that I needed to consider was the fuel pump kit. As a first-time LS swapper, I found it challenging to navigate through the various options available in the market. After extensive research and personal experience, I have put together this buying guide for anyone looking to buy a fuel pump kit for their LS swap.

What is an LS swap?

Before diving into the details of buying a fuel pump kit, let’s first understand what an LS swap is. An LS swap involves replacing the original engine in a vehicle with a GM LS series engine. These engines are known for their power and reliability, making them a popular choice among car enthusiasts.

Why do you need a fuel pump kit for an LS swap?

An LS engine has different fuel requirements than your car’s original engine. The stock fuel system may not be able to handle the increased power and performance of an LS engine. Hence, it is essential to upgrade your fuel system when doing an LS swap.

Factors to consider while buying a fuel pump kit for an LS swap

1. Compatibility: The most crucial factor to consider while buying a fuel pump kit is its compatibility with your vehicle and the LS engine you are swapping in. Make sure to check the specifications and ensure that it is compatible with both your car and the new engine.

2. Fuel Type: Another crucial factor is the type of fuel you will be using in your new engine. If you plan on using E85 or other alternative fuels, make sure that the fuel pump kit can handle those types of fuels.

3. Fuel Pressure: Each LS engine has specific requirements for fuel pressure, so it is vital to choose a fuel pump kit that can provide adequate pressure for your particular engine.

4. Flow Rate: The flow rate of a fuel pump determines how much fuel it can deliver per minute. It is essential to choose a flow rate that matches or exceeds your new engine’s requirements.

5. Brand and Quality: When it comes to critical components like a fuel pump, it is always best to go with well-known brands that have good reviews and ratings from other users.

Types of Fuel Pump Kits

1. In-tank Fuel Pump Kit: This type of kit includes all the necessary components for installing an in-tank fuel pump in your gas tank. It usually includes a high-performance electric pump, wiring harness, filters, fittings, and other necessary hardware.

2. Inline Fuel Pump Kit: An inline fuel pump sits outside the gas tank and works well for vehicles where space is limited inside the tank. This kit usually includes mounting brackets, wiring harnesses, filters, fittings, and other necessary hardware.

Additional Tips

1. Consult with experts: If you are not confident about choosing the right fuel pump kit for your specific needs or have any doubts while installing it yourself, don’t hesitate to consult with experienced mechanics or professionals who have done multiple LS swaps before.

2. Budget: While it may be tempting to go for cheaper options when purchasing a fuel pump kit, keep in mind that this is not an area where you want to compromise on quality as it directly affects your vehicle’s performance and safety.

In conclusion, choosing the right fuel pump kit plays a vital role in ensuring a successful LS swap without any hiccups related to inadequate or faulty fuel delivery systems. By considering compatibility, type of fuels used, pressure and flow rates required by your new engine along with opting for quality brands within your budget range will help you make informed decisions while purchasing a suitable option for your vehicle’s needs.

Author Profile

Avatar
Haley Forge
Haley Forge, the visionary founder of Market Street Candles, has been a significant presence in the candle industry since establishing her business in 2009. Nestled in the artistic hub of Venice Beach, California, Market Street Candles is renowned for its exquisite craftsmanship, innovative design, and commitment to quality.

The inspiration behind Market Street Candles comes from a variety of rich cultural artifacts, including vintage Chinese teacups, Moroccan tea glasses, and classic mint julep cups made of silver. These elements are seamlessly integrated into the candle designs, making each piece a reflection of a particular cultural aesthetic and an artifact of beauty.

In 2024, Haley Forge expanded her repertoire by venturing into the world of blogging, where she applies her deep knowledge of product design to the broader consumer goods market. Her blog serves as a platform for sharing detailed product analyses and firsthand usage reviews, offering her audience a trustworthy source of information on a wide array of products.

Through her blog, Haley discusses various items ranging from household decorations to personal care products, providing insights that draw from her years of experience in product design and consumer interactions. Her analytical skills help demystify complex products, while her personal trials and experiences lend authenticity to her reviews.