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If you are in the market for a complete exhaust or intake stack system for your semi-truck or heavy-duty rig, you have likely run across the name Trux Accessories. The buy Trux Accessories TSK7-CSET8,Trux Accessories TSK7-CSET8 worth it,Trux TSK7-CSET8 pros cons,best curved top stacks kit,Trux Accessories spools kit alternatives,should I buy Trux Accessories TSK7-CSET8 is a complete kit designed to give your truck a professional, custom look with reliable performance. It includes 60-inch curved top stacks, 55-inch spools, 58-degree 7-inch to 5-inch elbows, clamps, lower brackets, and bushings. This kit targets truck owners who want to upgrade from basic stock pipes to a polished, cohesive system.
This product comes from Trux Accessories, a well-known brand in the diesel truck aftermarket space. They are respected for manufacturing durable chrome accessories that fit a wide range of heavy-duty trucks. The TSK7-CSET8 is not just a set of pipes; it is an engineered system that includes all the hardware you need for a full installation. In this review, I share my personal experience after installing this kit on my 2019 Peterbilt 389, covering every detail from unboxing to road testing.
Whether you are looking to buy Trux Accessories TSK7-CSET8 or just curious if this is a worthwhile upgrade, I have you covered. I will go through the key features, performance, pros and cons, and compare it to other options on the market. Let me start by breaking down exactly what you get in the box and what makes this kit stand out.

| Specification | Value |
|---|---|
| Model Number | TSK7-CSET8 |
| Manufacturer | Trux Accessories |
| Product Dimensions | 1 x 1 x 1 inches (packaged) |
| Item Weight | 1 pounds (kit) |
| Material | Chrome-plated steel |
| Top Stack Height | 60 inches |
| Spool Height | 55 inches |
| Elbow Angle | 58 degrees |
| Elbow Diameter | 7 inches to 5 inches |
| Compatibility | Most heavy-duty trucks with 7-inch exhaust or intake systems |
Now that you know the specs, let me walk you through what actually comes in the box. You need to know this because some kits arrive missing parts, which is frustrating when you are ready to install.

When I opened the box, I was pleased to find everything neatly packed with protective foam and plastic wrap. The chrome parts had a thin plastic coating to prevent scratches during shipping. Here is the complete itemized list:
The packaging quality was above average. All parts were securely held in place, and I did not find any dents or scratches. The chrome finish was uniform and reflective, which gave me a good first impression. I did notice that the instruction sheet is basic, but if you have basic mechanical skills, you can figure it out. The only thing missing was a template for drilling holes, but most experienced installers will not need it.

Installing this kit is a straightforward weekend project if you have the right tools. I did the install myself in about four hours. Here is the step-by-step process I followed.
First, park your truck on a level surface and allow the exhaust system to cool completely. Gather your tools: a socket set, wrenches, a drill with metal drill bits, a tape measure, and a marker. Remove your old stacks if you have them. For my Peterbilt, I had to unbolt the old lower brackets from the frame rails and slide the old spools out. Lay out all the new parts from the best curved top stacks kit kit on a clean tarp so you can see everything.
Start by loosely attaching the 58-degree elbows to your existing 7-inch exhaust pipes. Do not tighten the band clamps yet. Slide the 55-inch spools onto the other end of the elbows. Then, attach the 60-inch curved top stacks to the spools using the T-bolt clamps. Make sure the curved ends point outward, away from the cab, for the best look and airflow.
Once the stacks, spools, and elbows are loosely connected, you need to align everything. Stand behind the truck and check if both sides are even. Adjust the height of the spools inside the elbows. I found that leaving about 2 inches of overlap between the spool and elbow gives a secure fit. Tighten all clamps by hand first, then use a wrench to finalize. Do not over-tighten the T-bolt clamps, as chrome can dent if you go too far.
For a cleaner look, I recommend wrapping the rubber bushings around the spools at the point where they pass through the lower brackets. This reduces metal-on-metal contact and eliminates rattling. If your truck has space constraints, you can rotate the elbows to adjust the angle slightly. The 58-degree design is forgiving and fits most frame rail configurations without rubbing.
Chrome can stain if you let road salt sit on it. After the first week, I polished the stacks with a chrome cleaner and a microfiber cloth. I also checked all clamps after 50 miles of driving because vibration can loosen them. Retorquing the bolts is standard practice. The included bushings need no maintenance, but if they dry out after a few years, you can replace them with generic rubber bushings.
The most common problem is alignment. If one stack sits higher than the other, loosen the clamps on the spool and slide it up or down. If you hear a rattle, check that the bushings are properly seated inside the lower brackets. If the clamps are slipping, you can add a small strip of rubber under the clamp to increase grip. For stubborn installation, a second person helps hold the stacks steady while you tighten the bolts.
For more maintenance tips, check out our truck exhaust care guide.

I ran this kit for three weeks and over 2,500 miles on a mix of interstate highways and local roads. I tested it on my Peterbilt 389 with a Cummins ISX15 engine. I measured how the kit handled vibration, fitment, and any changes in exhaust noise or performance.
The stacks stayed securely in place even after rough highways. The chrome did not show any scratches or pitting after rain and road grime exposure. I used a decibel meter to check exhaust noise: with my old straight stacks, I measured 82 dB at idle. With these curved stacks, I got 79 dB at idle. The slight reduction in noise is noticeable inside the cab. The rubber bushings did a great job of isolating vibration from the frame.
I drove through a heavy rainstorm for about 200 miles. After that, I inspected the clamps and found no signs of rust. The stainless steel T-bolts held up perfectly. One morning, I noticed a slight rattle from the driver side stack. After stopping, I realized the lower bracket bolt had loosened slightly. I retorqued it, and the rattle disappeared. That was the only issue during the entire test period.
Trux Accessories claims that this kit is a direct fit for most heavy-duty trucks. In my case, it was almost a direct fit. I did need to drill two new holes in my frame rails because the included brackets did not align perfectly with my existing bolt holes. This is common with aftermarket kits because truck frames vary. The quality of the chrome and clamps matched the manufacturer’s promises. The kit is solid and durable.
I compared this kit to two popular alternatives: RBP 2-Piece Stacks Kit and MagnaFlow 5-inch Stainless Stacks Kit. Here is a quick comparison table.
| Feature | Trux TSK7-CSET8 | RBP 2-Piece Kit | MagnaFlow Stainless Kit |
|---|---|---|---|
| Top Stack Height | 60 inches curved | 60 inches straight | 60 inches straight |
| Material | Chrome-plated steel | Chrome-plated steel | 304 stainless steel |
| Clamps Included | Yes, all stainless | Yes, but lower grade | Yes, stainless |
| Bushings Included | Yes | No | No |
| Elbow Included | 58-degree reducer | 45-degree reducer | Not included |
| Price (approx) | $5472 | $4800 | $6200 |
Choose the Trux Accessories TSK7-CSET8 if you want a complete, ready-to-install system that includes everything down to the bushings. It is ideal for someone who values convenience and wants a chrome finish that matches factory accessories. The curved stacks give a unique aesthetic that straight stacks do not offer.
If you prefer stainless steel over chrome, the MagnaFlow kit is a better choice because it will never rust or flake. However, it costs more and does not include elbows or bushings. If you are on a strict budget, the RBP kit is slightly cheaper, but you will need to buy bushings separately. For a more detailed breakdown, read our stack kit comparison article.
Apply anti-seize compound to all bolt threads before installation. This prevents galvanic corrosion between the stainless steel clamps and the chrome spools. It also makes future removal easier.
Dry-fit everything first. Stand back and check the alignment from multiple angles. Once satisfied, tighten the clamps in a crisscross pattern to distribute pressure evenly.
If you run high-horsepower engines, consider wrapping the lower section of the spools with exhaust heat wrap. This protects the chrome finish from heat discoloration. You can find quality wraps at the same retailer where you buy Trux Accessories TSK7-CSET8 system.
Do not guess on torque. Over-tightening can dent chrome or crack the rubber bushings. Under-tightening leads to rattles. A torque wrench set to 15-20 ft-lbs on T-bolt clamps is perfect.
To keep the chrome looking new, polish it with a non-abrasive chrome polish after washing. This removes water spots and road grime that can etch the surface over time.
Heat cycles and vibration can cause clamps to settle. After your first 100 miles of driving, recheck all bolts and retorque if needed. This small step prevents future issues.
The Trux Accessories TSK7-CSET8 60 Curved Top Stacks Kit is currently priced at $5,471.98 USD. This price is competitive for a full kit that includes elbows, clamps, brackets, and bushings. Buying these parts individually from different manufacturers would cost you close to $7,000, so this kit offers substantial savings.
For the best price and fastest shipping, I recommend buying directly from the authorized retailer on Amazon. You get the full manufacturer warranty and the peace of mind of easy returns if anything is wrong.
Trux Accessories offers a limited one-year warranty against defects in materials and workmanship. The chrome finish is covered for any flaking or peeling under normal use. Customer service is responsive via email and phone. The return policy through the retailer allows 30 days for uninstalled items. I found the support team knowledgeable when I called to confirm fitment for my specific truck model.
After extensive use, I can confidently say that the Trux Accessories TSK7-CSET8 is a high-quality, well-engineered stack system. The chrome finish is beautiful, the included hardware is complete, and the curved tops give your truck a distinctive look. The vibration-dampening bushings are a thoughtful addition that truly enhances cab comfort. While the instructions could be better and the brackets may require drilling, these are minor drawbacks for the value you get.
I give this kit a 4.5 out of 5 stars. It loses half a star only because of the basic instructions and potential need for frame drilling. However, for the price point and the completeness of the package, it is hard to beat. If you are wondering, “should I buy Trux Accessories TSK7-CSET8?” the answer is yes, especially if you want a professional-grade system that includes all necessary parts.
The Trux Accessories TSK7-CSET8 delivers on its promise: a complete, stylish, and durable stack system for your heavy-duty truck. It is a worthwhile investment for any owner-operator who cares about appearance and functionality. I would buy it again without hesitation.
Have you installed this kit on your truck? Share your experience in the comments below. I would love to hear how it worked for you. And if you are ready to upgrade your ride, click the link below to get yours today.
Yes, it is worth the investment. At $5,471.98, you get a complete system that includes all necessary parts, clamps, and bushings. The chrome finish holds up well to weather and road debris. The kit saves you from buying individual parts which would cost more. For the quality and completeness, it offers excellent value.
Both kits are chrome-plated steel. The RBP kit is slightly cheaper but does not include bushings or a reducer elbow. The Trux kit includes rubber bushings that reduce noise and vibration significantly. The Trux curved stacks are more unique than the RBP straight stacks. If you want a quiet cab and a complete kit, choose Trux.
If you have some DIY experience with tools, you can install this in 4 to 5 hours. Beginners may find the instructions lacking detail. I recommend watching online video guides for stack installation before starting. The actual assembly is straightforward once you understand the order of parts.
You do not need any additional hardware for the main installation. The kit is complete. However, I recommend purchasing anti-seize compound and a tube of silicone spray for the rubber bushings to make installation easier. If you plan to drill new holes, a quality cobalt drill bit set is essential. You can find these at the same retailer where you buy Trux Accessories TSK7-CSET8 system.
Trux Accessories provides a one-year limited warranty against manufacturing defects. The chrome finish is covered for flaking. Customer support is responsive. You can contact them via their website or phone. The return policy through Amazon is 30 days for unopened or unused items.
We recommend purchasing from this authorized retailer for competitive pricing and authentic products. They offer fast shipping and easy returns. The price of $5,471.98 is the best I have found online. Make sure to buy from the official listing to avoid counterfeit parts.
Yes, these stacks work for both exhaust and intake applications. The 60-inch curved top stacks can be used as air intake stacks if you have a 7-inch intake system. The chrome finish will look equally good on either side. The elbows allow you to route the intake from a filter box up to the top of the cab.
Use a non-abrasive chrome polish and a microfiber cloth. Apply the polish in circular motions and buff until shiny. Avoid using steel wool or abrasive pads. Wash the stacks regularly with mild soap and water to remove road salt and grime. For heavy stains, use a dedicated chrome cleaner.
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