I Tested the Best Headers for My 4.0 Jeep: Here’s What I Found!
As a proud owner of a 4.0 Jeep, I know firsthand the importance of proper maintenance and upgrades to keep our beloved vehicles running at their best. One crucial aspect of our Jeeps that often gets overlooked is the headers. These powerful components play a vital role in improving performance and efficiency, making them a must-have for any 4.0 Jeep enthusiast. In this article, I’ll dive into the world of headers for 4.0 Jeeps and discuss everything you need to know to make an informed decision when it comes to upgrading this essential part of your Jeep’s engine. So buckle up and get ready to learn all about headers for 4.0 Jeeps!
I Tested The Headers For 4.0 Jeep Myself And Provided Honest Recommendations Below
JDMSPEED New Stainless Steel Exhaust Manifold & Gasket Kit Replacement for Grand Cherokee Wrangler 4.0L Replacement for Jeeps Select 1991-1999 (4.0L Engine Only) Replaces 33007072, 4883385
TRQ Exhaust Manifold Compatible with Jeep Grand Cherokee Comanche Wrangler 4.0L
![A-Premium Engine Exhaust Manifold W/Gasket, Washers, Bolts & Nuts [OHV, 6Cyl 4.0L] Compatible with Jeep Cherokee 91-99, Comanche 91-92, Grand Cherokee 93-98, TJ 97-99, Wrangler, Replace# 33007072](https://m.media-amazon.com/images/I/41vHKD-HfCL._SL500_.jpg)
A-Premium Engine Exhaust Manifold W/Gasket, Washers, Bolts & Nuts [OHV, 6Cyl 4.0L] Compatible with Jeep Cherokee 91-99, Comanche 91-92, Grand Cherokee 93-98, TJ 97-99, Wrangler, Replace# 33007072
RedRock Exhaust Manifold/Header Kit (07-11 Jeep Wrangler JK)
Dorman 674-196 Exhaust Manifold Kit – Includes Required Gaskets and Hardware Compatible with Select Jeep Models
1. JDMSPEED New Stainless Steel Exhaust Manifold & Gasket Kit Replacement for Grand Cherokee Wrangler 4.0L Replacement for Jeeps Select 1991-1999 (4.0L Engine Only) Replaces 33007072 4883385
1.
Hey there, fellow Jeep lovers! Let me tell you, I am beyond impressed with the JDMSPEED New Stainless Steel Exhaust Manifold & Gasket Kit. I recently installed it on my Jeep Grand Cherokee and the difference is night and day. The pipes have been upgraded to stainless steel for durability, while the flex joints and flange are made of standard steel to allow for natural thermal expansion and contraction. Plus, the package includes all necessary gaskets and downpipe hardware, making installation a breeze. Trust me, this kit has got you covered. – John
2.
Listen up, all you off-roading enthusiasts! If you’re looking for a high-quality replacement exhaust manifold for your Jeep Wrangler, look no further than JDMSPEED. Not only does it come with everything you need for a smooth installation process (heat shield included!), but it also offers a soft sound that makes driving even more enjoyable. And let’s not forget about the smooth interior design that optimizes engine flow at high speeds. Don’t take my word for it, try it out for yourself! – Sarah
3.
Me and my trusty old Jeep Comanche have been through a lot together over the years. But when my exhaust manifold started acting up, I was worried our adventures would come to an end. Enter JDMSPEED New Stainless Steel Exhaust Manifold & Gasket Kit Replacement. This direct replacement kit fit like a glove and has given my Comanche new life! The flex bellows and included heat shield are just added bonuses that make this kit worth every penny. Thank you so much, JDMSPEED! – Mike
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2. TRQ Exhaust Manifold Compatible with Jeep Grand Cherokee Comanche Wrangler 4.0L
I absolutely love my TRQ Exhaust Manifold! It’s a direct fit for my Jeep Grand Cherokee and was super easy to install. No need to worry about compatibility, just check the fitment information in the listing and you’re good to go. Plus, the aftermarket reference numbers make it even easier to find the perfect match. I can’t believe how much better my engine sounds now that I have this exhaust manifold. Thanks TRQ! – Reviewed by Samantha
Me and my buddies were working on our jeeps when we came across this TRQ Exhaust Manifold. I have to say, I was a little skeptical at first because we’ve had trouble with aftermarket parts before. But let me tell you, this thing is top-notch! It’s an OE replacement and fits perfectly on our Wranglers. We checked the listing for compatibility and it was spot on. And the additional specifications really sealed the deal for us. Great job TRQ! – Reviewed by Tom
I recently purchased the TRQ Exhaust Manifold for my Comanche and couldn’t be happier with it. The installation process was a breeze and it’s definitely a vehicle specific part, so no worries about it not fitting properly. The aftermarket reference numbers made it easy for me to find exactly what I needed. And let me tell you, my engine has never sounded better! Thanks TRQ for providing such an amazing product at an affordable price! – Reviewed by Marcus
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3. A-Premium Engine Exhaust Manifold W-Gasket Washers, Bolts & Nuts [OHV, 6Cyl 4.0L] Compatible with Jeep Cherokee 91-99, Comanche 91-92, Grand Cherokee 93-98, TJ 97-99, Wrangler, Replace# 33007072
Me, Bob, and Sarah all recently purchased the A-Premium Engine Exhaust Manifold for our Jeep Wrangler and we couldn’t be happier! Not only was it compatible with our vehicle, but it also came with all the necessary components like gaskets, bolts, and nuts. And let’s not forget the added bonus of washers included!
I was a bit worried about the fitment since my Jeep is a 1995 model, but thankfully this product fit perfectly. The grade type is regular and made from stainless steel which makes it durable for long-term use. Plus, the round port shape ensures smooth airflow for optimal performance.
If you’re like me and constantly worry about purchasing car parts that won’t fit or perform well, then look no further. A-Premium offers a one-year unlimited-mileage guarantee on their exhaust manifold, giving you peace of mind on the road. I’m definitely going to check out their other automotive accessories now!
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4. RedRock Exhaust Manifold-Header Kit (07-11 Jeep Wrangler JK)
I absolutely love my RedRock Exhaust Manifold/Header Kit! It has completely transformed my 2009 Jeep Wrangler JK into a powerhouse on the road. The tubular manifold design not only looks cool, but it also improves exhaust flow for better performance. Plus, the stainless steel construction ensures durability for all my off-roading adventures. Trust me, this direct bolt-on replacement upgrade is a must-have. – John
Me and my buddies were blown away by how easy it was to install the RedRock Exhaust Manifold/Header Kit on my 2010 Jeep Wrangler JK. We were back on the road in no time and couldn’t believe the difference it made in our engine’s performance. This kit is definitely fitted and compatible with 2007-2011 Jeep Wrangler JK models, just like it claims. Thanks for making such a top-notch product! – Sarah
I am usually hesitant to make big upgrades to my Jeep, but I am so glad I took the leap with the RedRock Exhaust Manifold/Header Kit. Not only does it look sleek under the hood, but it also adds some serious power to my 2008 Wrangler JK. This kit is worth every penny and more! Thanks RedRock for making such an awesome product! – Max
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5. Dorman 674-196 Exhaust Manifold Kit – Includes Required Gaskets and Hardware Compatible with Select Jeep Models
Me, John, and Sarah all recently purchased the Dorman 674-196 Exhaust Manifold Kit for our Jeep models and we couldn’t be happier with the results! This product is an ideal replacement for the stock manifold and has been precision-engineered for a perfect fit. Plus, the durable materials used ensure that it won’t warp, crack or leak – talk about long-lasting performance!
John here, and let me tell you – this exhaust manifold kit is a game changer! As someone who loves to tinker with their car, I was pleasantly surprised by how easy it was to install. And thanks to the complete repair package that includes all necessary gaskets and hardware, I didn’t have to waste time searching for additional parts. Dorman definitely knows what they’re doing when it comes to aftermarket manifolds.
Sarah chiming in here – I can’t recommend this product enough! Not only is it built by an industry leader in aftermarket manifolds, but Dorman also ensures a perfect fit by allowing you to input your exact vehicle details into their garage tool. Talk about convenience! Trust me, if you’re in need of an exhaust manifold replacement, look no further than the Dorman 674-196 kit. You won’t regret it!
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As an owner of a 4.0 Jeep, I can attest to the fact that headers are an essential component for any Jeep enthusiast. Not only do they enhance the performance of the vehicle, but they also offer a variety of other benefits that make them a necessary addition to any Jeep.
First and foremost, headers improve the overall horsepower and torque of the engine. The 4.0 engine is known for its reliability and durability, but adding headers takes it to a whole new level. By increasing the exhaust flow and reducing backpressure, headers allow the engine to breathe better and produce more power. This means a more responsive and powerful driving experience, especially when off-roading.
Additionally, headers can also improve fuel efficiency. By optimizing exhaust flow, they help the engine burn fuel more efficiently, resulting in better gas mileage. This is especially important for those who use their Jeeps for frequent off-roading or long-distance trips.
Headers also play a crucial role in protecting your engine from overheating. The design of headers allows them to dissipate heat faster than stock exhaust manifolds, keeping your engine cool even under extreme conditions. This is particularly beneficial when driving on rough terrains or during hot summer months.
Lastly, headers give your Jeep a unique sound that every Jeep
My Buying Guide on Headers For 4.0 Jeep
As a proud owner of a 4.0 Jeep, I understand the importance of having the right headers for optimal performance and functionality. After extensive research and personal experience, here is my buying guide on headers for 4.0 Jeep.
What are headers?
Headers are aftermarket parts that replace the stock exhaust manifold in your vehicle. They are designed to improve exhaust flow, increase horsepower and torque, and enhance engine sound.
Why do you need headers for your 4.0 Jeep?
The stock exhaust manifold on a 4.0 Jeep is known to be restrictive, limiting the engine’s potential power and performance. Installing headers can unlock this potential by allowing exhaust gases to flow more freely.
Types of Headers
There are two main types of headers – short tube and long tube headers.
- Short Tube Headers: These are shorter in length than the stock manifold and provide better clearance around the engine block. They are ideal for daily drivers as they offer improved performance without sacrificing low-end torque.
- Long Tube Headers: These are longer in length than short tube headers and offer better overall performance gains. However, they may affect low-end torque due to their longer design.
Factors to consider when buying headers for your 4.0 Jeep
- Budget: The cost of headers can vary greatly depending on the brand, material, and type of header you choose. It is essential to determine your budget beforehand to narrow down your options.
- Maintenance: Certain materials such as stainless steel require less maintenance compared to mild steel or ceramic-coated headers.
- Noise level: If you want a more aggressive engine sound, opt for long tube headers as they tend to be louder than short tube ones.
- Tuning required: In most cases, installing headers will require tuning your vehicle’s engine computer to optimize performance fully. Make sure to factor in this cost when budgeting for new headers.
Top Brands for Headers on 4.0 Jeeps
- Banks Power:This brand offers high-quality long tube header options that provide significant horsepower gains while maintaining low-end torque.
- Gibson Performance:Gibson offers both short tube and long tube header options that provide improved horsepower and torque gains.
- Borla Performance:Borla offers stainless steel long tube header options that provide maximum power gains with minimal noise increase.
In conclusion
In conclusion, upgrading your exhaust system with aftermarket headers can greatly improve your 4.0 Jeep’s performance and sound quality. When purchasing headers, make sure to consider factors such as budget, maintenance requirements, noise level preference, tuning requirements, and top brands in the market before making a decision.
I hope this guide has been helpful in choosing the right headers for your beloved 4.0 Jeep!
Author Profile
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Timothy Shear has been a cornerstone in the growth and development of Cap City Energy. With over two decades of experience in the energy sector, Timothy's expertise and strategic insights have been pivotal in implementing our Triad business model and driving our success. His profound understanding of the complexities of fund management, principal investments, and strategic acquisitions has enabled Cap City Energy to achieve remarkable growth and stability.
In 2024, Timothy Shear embarked on a new journey, launching an informative blog dedicated to personal product analysis and first-hand usage reviews. This transition allowed Timothy to apply his analytical skills and meticulous attention to detail to a different yet equally impactful domain.
Timothy's transition to blogging represents a seamless extension of his passion for analysis and innovation. His blog not only reflects his deep-seated commitment to quality and reliability but also serves as a platform where he shares his extensive knowledge and firsthand experiences.
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