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labwork Inlet 4Outlet 8Long36Black Miter AngleCut Diesel Smoker Exhaust Stack

labwork Inlet 4Outlet 8Long36Black Miter AngleCut Diesel Smoker Exhaust Stack is a premium stainless steel exhaust tip with a high-gloss black finish, priced at $87.80. Designed for diesel trucks, it delivers a bold 'smoker' look with mitered angle cuts for a custom dual-stack appearance.

$87.80

● In stock

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Price and availability may change. Click to see current details on Lab Work Auto.

Key features

  • Premium stainless steel construction
  • Gloss black finish for heat resistance
  • 3.97-inch inlet fits 4-inch exhaust pipes
  • Dual 8-inch miter angle-cut outlets
  • 35.8-inch total length for long-stack look
  • Universal fit for diesel trucks and SUVs
  • Miter-cut design enhances flow and style

Pros

  • +Durable stainless steel resists rust
  • +Aggressive 'smoker' stack appearance
  • +High-gloss black finish stands out
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Cons

  • No installation instructions included
  • Professional welding or clamping required

About labwork Inlet 4Outlet 8Long36Black Miter AngleCut Diesel Smoker Exhaust Stack

What is labwork Inlet 4Outlet 8Long36Black Miter AngleCut Diesel Smoker Exhaust Stack?

The labwork Inlet 4Outlet 8Long36Black Miter AngleCut Diesel Smoker Exhaust Stack is a high-performance exhaust tip designed for diesel truck enthusiasts seeking a customized, aggressive aesthetic. Crafted from premium stainless steel and finished in glossy black, this dual-outlet stack system features precision miter angle cuts that create a layered, 'smoker' style popular in diesel drag and show circuits. With an inlet diameter of 3.97 inches and dual outlets totaling 7.99 inches, it's engineered for high-flow performance and visual impact. At 35.8 inches in total length, it's built to fit custom exhaust setups on heavy-duty trucks and SUVs.

Key features

  • Material — Premium stainless steel for corrosion resistance and long-term durability.
  • Finish — High-gloss black coating for a standout visual effect and heat resistance.
  • Inlet Size — 3.97-inch inner diameter for secure fit on most 4-inch exhaust systems.
  • Outlet Configuration — Dual 8-inch outlets with miter angle cuts for a layered 'smoker' stack look.
  • Length — 35.8 inches total, optimized for long-stack diesel styling.
  • Design — Angled cuts enhance exhaust flow and provide a race-inspired appearance.
  • Fit Type — Universal fit; installation depends on matching pipe diameter and clearance.

Who is labwork Inlet 4Outlet 8Long36Black Miter AngleCut Diesel Smoker Exhaust Stack for?

This exhaust stack is ideal for diesel truck owners who prioritize custom styling and a commanding presence, especially in truck pulls, shows, or off-road events. It appeals to DIY fabricators and professional installers alike who value high-quality materials and aggressive design. Due to its size and installation complexity, it's best suited for users with access to welding or clamping tools and experience in exhaust modification.

How does labwork Inlet 4Outlet 8Long36Black Miter AngleCut Diesel Smoker Exhaust Stack compare?

Compared to standard polypropylene or basic steel tips, this labwork model offers superior durability and heat resistance thanks to its stainless steel construction. Unlike single-outlet or chrome-finished tips, it delivers a dual-stack 'smoker' look with a bold black finish that stands out in competitive or show environments. While similar in style to custom-welded stacks, it provides a more accessible, pre-fabricated solution at a mid-tier price point, making it a practical upgrade over OEM or budget tips without full custom fabrication costs.

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Best use cases

  • Diesel truck show customization
  • Truck pull event styling
  • Off-road vehicle exhaust upgrade
  • Custom dual-stack exhaust builds
  • Heavy-duty SUV appearance enhancement
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Is labwork Inlet 4Outlet 8Long36Black Miter AngleCut Diesel Smoker Exhaust Stack right for you?

This exhaust stack suits diesel truck owners seeking a bold, custom 'smoker' look. Ideal for intermediate to advanced installers or those using professional help. Verify your exhaust system's outer diameter matches the 3.97-inch inlet. Consider alternatives like single-stack tips or chrome finishes if a subtler look is preferred. Always confirm vehicle clearance before purchase.

How it compares: Compared to basic chrome tips or plastic stacks, this stainless steel black-finished unit offers superior durability and a more aggressive, race-inspired appearance. It's a cost-effective alternative to fully custom-welded systems while delivering similar visual impact.

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Frequently Asked Questions

What is the inlet size of the labwork exhaust stack?

The inlet measures 3.97 inches in diameter, designed to fit securely over standard 4-inch exhaust pipes. Ensure your exhaust system's outer diameter matches for proper installation.

Does the exhaust stack come with installation hardware?

No, the package includes only the exhaust tip. Installation hardware and instructions are not included. Professional welding or clamping is recommended for secure mounting.

How long is the labwork Inlet 4Outlet exhaust stack?

The total length is 35.8 inches, providing a long-stack 'smoker' appearance ideal for diesel trucks and heavy-duty SUVs with custom exhaust setups.

Is the black finish heat resistant?

Yes, the high-gloss black finish is designed to withstand high exhaust temperatures, maintaining its appearance under heavy use and preventing peeling or fading.

Can this exhaust stack be used on gasoline vehicles?

While primarily designed for diesel trucks, it can be installed on large gasoline trucks or SUVs with compatible exhaust systems. Ensure proper fit and clearance before installation.

How much does labwork Inlet 4Outlet 8Long36Black Miter AngleCut Diesel Smoker Exhaust Stack cost?

labwork Inlet 4Outlet 8Long36Black Miter AngleCut Diesel Smoker Exhaust Stack is $87.80 at Lab Work Auto. Prices may change — click through to Lab Work Auto for the latest.

Is labwork Inlet 4Outlet 8Long36Black Miter AngleCut Diesel Smoker Exhaust Stack in stock at Lab Work Auto?

Yes, labwork Inlet 4Outlet 8Long36Black Miter AngleCut Diesel Smoker Exhaust Stack is currently in stock at Lab Work Auto.

Specifications

SKU
F8-020773
Last updated May 14, 2026