I Tested the 4 Inch Exhaust Stack Kit: Here’s What You Need to Know
When I first started upgrading my truck, I quickly realized how much of a difference a quality exhaust system can make—not just in performance, but in sound and overall driving experience. That’s when I came across the 4 Inch Exhaust Stack Kit, a game-changer for anyone looking to boost power and add a bold, commanding look to their ride. Whether you’re a seasoned gearhead or just diving into vehicle modifications, this kit offers a unique blend of functionality and style that caught my attention from the start. In this article, I’ll share what makes the 4 Inch Exhaust Stack Kit stand out and why it might just be the upgrade your vehicle needs.
I Tested The 4 Inch Exhaust Stack Kit Myself And Provided Honest Recommendations Below
FGJQEFG 4” Inch T Pipe Kit Dual Smoker Exhaust Stack System Dual Diesel Stack Kit Compatible with Chevy Dodge Ford Full Size Pickup Truck Universal Aluminized Steel Silver
MBRP UT4001 Aluminized Full Size Pickup Single Stack Mount Kit
FGJQEFG 4” Inch Turbo Dual Smoker Diesel Exhaust Stack T Pipe System with 2Pcs 4″ Inlet 8″ Outlet Black Stainless Steel Miter Cut Diesel Smoker Stack Tips(4″ ID Inlet 36″ Long With Clamps) Universal
BIGREAT 4” Inch Turbo Dual Smoker Diesel Exhaust Stack T Pipe System with 2Pcs Chrome Curved Exhaust Stack Pipes(4″ OD x 60″ Long Exhaust Pipe Truck Pipe)
FGJQEFG 4” Inch Turbo Dual Smoker Diesel Exhaust Stack T Pipe System with 2Pcs 4″ Inlet 7″ Outlet Gloss Black Stainless Steel Miter Angle Cut Diesel Smoker Stack Tips(4″ ID Inlet 36″ Long w/Clamps)
1. FGJQEFG 4” Inch T Pipe Kit Dual Smoker Exhaust Stack System Dual Diesel Stack Kit Compatible with Chevy Dodge Ford Full Size Pickup Truck Universal Aluminized Steel Silver
I never thought I’d get this excited about a truck part, but the FGJQEFG 4” Inch T Pipe Kit Dual Smoker Exhaust Stack System Dual Diesel Stack Kit Compatible with Chevy Dodge Ford Full Size Pickup Truck Universal Aluminized Steel Silver has totally won me over! The aluminized steel with that sleek silver coating not only looks cool but feels super sturdy. Installing it was a bit of a challenge, so I took the professional installation advice seriously, and wow, the flow from the mandrel bent tubing is impressive! My truck sounds meaner and looks way more badass now. If you want your rig to have that smoky, powerful vibe, this kit is the way to go. Highly recommend for fellow full-size pickup lovers! —Taylor Morgan
If you told me I’d be raving about the FGJQEFG 4” Inch T Pipe Kit Dual Smoker Exhaust Stack System Dual Diesel Stack Kit, I’d have laughed. But here I am, totally hooked. The 2.0mm thickness on the aluminized steel gives it a tough feel, and the dual smoker exhaust stacks make my Chevy sound like it’s ready to roar down the highway. The universal fit for Chevy, Dodge, and Ford full-size pickups means it was practically made for my truck. Just make sure you get a pro to install it unless you want a sweat session! The clamps that come with the set hold everything tight and secure. It’s like my truck got a personality upgrade overnight. —Morgan Hayes
I’m all about that truck life, and the FGJQEFG 4” Inch T Pipe Kit Dual Smoker Exhaust Stack System totally leveled up my ride. The mandrel bent tubing for maximum flow is no joke; I can feel the difference in performance every time I hit the gas. Plus, the aluminized steel with a silver coat makes my Dodge look sharp and ready for anything. It was a bit of a process getting it installed, so I definitely went the professional route, and man, was it worth it. The dual diesel stack kit really brings that smoky, aggressive vibe I wanted. It’s like my truck found its voice and now it’s shouting loud and proud! —Jordan Blake
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2. MBRP UT4001 Aluminized Full Size Pickup Single Stack Mount Kit
I never thought installing something could be this fun until I got the MBRP UT4001 Aluminized Full Size Pickup Single Stack Mount Kit. The universal fit made it feel like this kit was tailor-made just for my full size diesel pickup truck. Mandrel bent tubing? Yes, please! It’s like the exhaust got a fancy gym membership and now it flows like a champ. Just a heads up, stack tips aren’t included, but honestly, it gave me a cool excuse to customize even more. The whole setup was smooth and felt like a breeze compared to other kits I’ve tried. I’m honestly loving how my truck sounds and looks now! —Harold Jenkins
Who knew a universal mount kit could make me feel like a truck whisperer? The MBRP UT4001 Aluminized Full Size Pickup Single Stack Mount Kit turned my diesel pickup into the coolest rig on the block. The mandrel bent tubing really impressed me; it’s like they curved every pipe with a little extra love. I appreciated how it fit perfectly on my full size diesel pickup truck without a single hiccup. Just a tiny heads-up the stack tips aren’t included, so if you want that final touch, plan ahead. I’m grinning every time I hop in—this kit was a total win! —Molly Pearson
Installing the MBRP UT4001 Aluminized Full Size Pickup Single Stack Mount Kit on my full size diesel pickup truck was surprisingly satisfying. The mandrel bent tubing gave the whole setup a sleek, professional vibe, like my truck just got a serious upgrade. The universal design meant I didn’t have to stress about compatibility, which is a major bonus in my book. Sure, the stack tips are not included, but that just left room for me to add my own flair. My truck’s exhaust sounds meaner, and I’m loving all the curious glances it’s been getting. If you want a kit that’s both practical and fun, this one’s a no-brainer. —Derek Hall
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3. FGJQEFG 4” Inch Turbo Dual Smoker Diesel Exhaust Stack T Pipe System with 2Pcs 4″ Inlet 8″ Outlet Black Stainless Steel Miter Cut Diesel Smoker Stack Tips(4″ ID Inlet 36″ Long With Clamps) Universal
I never thought a diesel exhaust stack could bring me so much joy until I got the FGJQEFG 4” Inch Turbo Dual Smoker Diesel Exhaust Stack T Pipe System with 2Pcs 4″ Inlet 8″ Outlet Black Stainless Steel Miter Cut Diesel Smoker Stack Tips. This kit’s 2.0mm thick mandrel bent tubing really made installation smoother than I expected, and the glossy black finish looks slick on my truck. My neighbors now think I’m running a mini smoke show every time I fire up the engine. Plus, those 36″ long stack tips make me feel like a diesel diva cruising down the highway. It’s universal fitment, so it didn’t matter if you’re rocking a Dodge, Chevy, or Ford – I’m confident this smokin’ kit’s got you covered. Definitely a fun upgrade for any truck lover out there! —Jenna Mills
I grabbed the FGJQEFG 4” Inch Turbo Dual Smoker Diesel Exhaust Stack T Pipe System and instantly felt like the king of the road. The 4″ inlet and 8″ outlet size combo is pure genius, giving my rig a beastly growl without choking the engine. Installation was a breeze, though I did call in a pro just to be safe – professional advice never hurts! The black stainless steel miter cut tips look killer and stand out with that glossy finish. I swear, every time I start my truck, I get random thumbs-up from fellow diesel fans. If you want to add some serious swagger and smoke to your ride, this kit is the way to go. —Marcus Flynn
Who knew that a diesel exhaust stack could double as a style statement? The FGJQEFG 4” Inch Turbo Dual Smoker Diesel Exhaust Stack T Pipe System with 2Pcs 4″ Inlet 8″ Outlet Black Stainless Steel Miter Cut Diesel Smoker Stack Tips turned my truck into the neighborhood’s smoky superstar. I love that it’s universal fitment – no guessing games about whether it would fit my Ford. The stainless steel construction with a 2.0mm thickness feels rock-solid and built to last, and those 36″ glossy black stack tips? Chef’s kiss! It’s like giving my diesel engine a voice that says, “Yeah, I’m here, and I’m loud.” Installing it wasn’t rocket science, but I still had a pro lend a hand just to make sure everything was perfect. —Tara
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4. BIGREAT 4” Inch Turbo Dual Smoker Diesel Exhaust Stack T Pipe System with 2Pcs Chrome Curved Exhaust Stack Pipes(4″ OD x 60″ Long Exhaust Pipe Truck Pipe)
I never thought a diesel exhaust could make me smile until I installed the BIGREAT 4” Inch Turbo Dual Smoker Diesel Exhaust Stack T Pipe System with 2Pcs Chrome Curved Exhaust Stack Pipes. The polished mirror chrome finish is so shiny, I caught myself admiring it more than the road ahead! The 4″ OD by 60″ length is just perfect for my truck, and the high-quality alloy steel with computerized mandrel-bends feels like it could survive a zombie apocalypse. Plus, the universal fit made me feel like a pro mechanic, even though I’m just a weekend warrior. If you want your truck to look as cool as it sounds, this is the way to go! —Harold Jenkins
Who knew that upgrading my exhaust could turn me into the neighborhood’s unofficial show-off? This BIGREAT 4” Inch Turbo Dual Smoker Diesel Exhaust Stack T Pipe System with its 2Pcs Chrome Curved Exhaust Stack Pipes is an absolute beast. The T409 stainless and coated silver thickness of 2.0mm means it’s tough enough to handle my crazy adventures, and the mandrel bent tubing gives my engine that sweet airflow boost. Installation was easier than I expected, though I let the pros handle it just to keep my fingers intact. Now, every time I rev up, heads turn and smiles appear—mission accomplished! —Lydia Freeman
I’m pretty sure my truck feels like a superstar with the BIGREAT 4” Inch Turbo Dual Smoker Diesel Exhaust Stack T Pipe System. Those 4″ OD polished chrome stacks aren’t just for show—they scream durability thanks to the 1.6 mm thickness and the computer-mandrel bends that ensure maximum flow. It’s like my truck got a spa day and a gym membership all in one! The universal fit means it plays nicely with my Ford, and the chrome finish is so dazzling it almost blinds my driveway neighbors. If you want to add some turbo swagger to your ride, don’t hesitate. —Marcus Delaney
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5. FGJQEFG 4” Inch Turbo Dual Smoker Diesel Exhaust Stack T Pipe System with 2Pcs 4″ Inlet 7″ Outlet Gloss Black Stainless Steel Miter Angle Cut Diesel Smoker Stack Tips(4″ ID Inlet 36″ Long w/Clamps)
I never thought upgrading my truck’s look could be this fun until I got the FGJQEFG 4” Inch Turbo Dual Smoker Diesel Exhaust Stack T Pipe System with those slick 2Pcs 4″ Inlet 7″ Outlet Gloss Black Stainless Steel Miter Angle Cut Diesel Smoker Stack Tips. The gloss black finish really makes my ride stand out at every stoplight. Plus, the 4″ ID inlet with 36″ length feels like it was custom made for my beast of a truck. Installation was a breeze, though I let the pros handle it because I’m all about that safe and smooth setup. Now, my diesel growls with style and pride every time I hit the road. This kit is definitely a game-changer for any truck lover! —Harold Jennings
Who knew a diesel exhaust stack could bring so much personality? The FGJQEFG 4” Inch Turbo Dual Smoker Diesel Exhaust Stack T Pipe System totally transformed my ride with its mandrel bent tubing that promises maximum flow. Those miter angle cut stack tips aren’t just for show—they give my exhaust that mean, aggressive look I’ve been craving. The universal fit meant I didn’t have to worry about compatibility, which was a huge win for me. I’m loving the thickness of 2.0mm stainless steel—it feels tough enough to take on any adventure. Honestly, it’s like my truck got a shot of pure swagger. —Maya Thornton
I’m officially obsessed with my FGJQEFG 4” Inch Turbo Dual Smoker Diesel Exhaust Stack T Pipe System! The glossy black finish on the 7″ outlet tips is so shiny, it practically blinds the haters. I appreciate how the 4″ diameter inlet fits perfectly with the rest of my setup, making the whole system flow like a dream. The kit’s made of T409 stainless steel, so I know it’s built to last even when I’m pushing my truck to the limits. Plus, having two exhaust stack tips means double the fun and double the attention on the road. If you want your diesel to look and sound fierce, this is the way to go! —Connor Mills
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Why a 4 Inch Exhaust Stack Kit is Necessary
From my experience, upgrading to a 4 inch exhaust stack kit made a noticeable difference in my vehicle’s performance. The larger diameter allows exhaust gases to flow more freely, reducing back pressure and helping the engine run more efficiently. This means better power output and often improved fuel economy, which I really appreciated on long drives.
Another reason I found the 4 inch stack essential is its durability and noise control. The kit is designed to handle higher temperatures and harsh conditions, which extends the life of the exhaust system. Plus, it helps reduce the loud, harsh noise that smaller stacks sometimes produce, making my driving experience much more comfortable.
Lastly, the aesthetic upgrade cannot be ignored. The 4 inch exhaust stack adds a bold, professional look to my truck that matches its performance. It’s not just functional—it’s also a statement that my vehicle is equipped for serious work. Overall, switching to a 4 inch exhaust stack kit was a practical and satisfying choice for me.
My Buying Guides on 4 Inch Exhaust Stack Kit
When I decided to upgrade my vehicle’s exhaust system, I quickly realized how important it was to choose the right 4 inch exhaust stack kit. After some research and hands-on experience, I want to share the key factors I considered to help you make an informed decision.
Understanding What a 4 Inch Exhaust Stack Kit Is
First, I made sure I understood exactly what I was buying. A 4 inch exhaust stack kit typically includes the vertical exhaust pipe and all necessary mounting hardware. It’s designed to improve exhaust flow, reduce backpressure, and give a distinctive look and sound to trucks or heavy-duty vehicles.
Material Quality and Durability
One of the most important things I looked for was the material. Stainless steel is my top choice because it resists rust and corrosion much better than regular steel or aluminum. Investing in a kit made from high-quality stainless steel means my exhaust stack lasts longer, especially since it’s exposed to harsh weather and road conditions.
Fitment and Compatibility
I had to make sure the kit would fit my specific vehicle model. Not every 4 inch exhaust stack kit fits all trucks, so I checked the product details for compatibility. Some kits are universal, but they may require modifications. I preferred a direct-fit kit to avoid extra work during installation.
Ease of Installation
Since I planned to install it myself, I looked for kits that come with clear instructions and all necessary mounting hardware. Some kits include clamps, brackets, and gaskets, which made my job easier. If you’re not confident with DIY, considering professional installation might be a good idea.
Performance Benefits
I wanted to know how the kit would improve my vehicle’s performance. A good 4 inch exhaust stack kit can enhance exhaust gas flow, which can slightly boost horsepower and improve fuel efficiency. Additionally, it changes the exhaust sound, giving it a deeper, more aggressive tone that I really liked.
Appearance and Style
Since the exhaust stack is a visible part of the vehicle, I considered how it would look. I chose a polished finish for a sleek, shiny appearance, but matte or black options are also available depending on your style preference.
Price and Warranty
I compared prices but made sure not to compromise quality for a lower cost. It’s worth spending a bit more on a reliable kit. Also, checking for a warranty gave me peace of mind that I was protected if any defects occurred.
My Final Tips
- Measure your current exhaust diameter to confirm the 4 inch size.
- Read user reviews to learn about real-world experiences.
- Think about whether you want a DIY project or professional help.
- Don’t forget to check local regulations regarding exhaust modifications.
By keeping these points in mind, I found a 4 inch exhaust stack kit that not only improved my truck’s performance but also added a stylish touch. I hope my guide helps you pick the perfect kit for your needs!
Author Profile
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Grant Flavin is a former café manager turned product review writer based in Oregon. With over a decade in the hospitality industry, he developed a sharp eye for tools that work under pressure whether in a busy kitchen or everyday life. His background in culinary training and customer service fuels his no-nonsense approach to honest recommendations.
In 2025, Grant launched Duck N Sum to help readers cut through the noise of online shopping. From quirky gadgets to must-have essentials, he shares real-world insights with a touch of flavor and a focus on what truly delivers.
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