SKU: 22590894320

HSP 2IN UP PIPES (2001-2016 CHEVY / GMC)

Sale price$224.55 Regular price$249.50
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Ships within 48 hours · Estimated delivery Aug 26 - Aug 31

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Description

HSP 2IN UP PIPES (2001-2016 CHEVY / GMC)The 031 HSP or HSP 2 Inch Replacement Up Pipes for the 2001 2004 Chevrolet and GMC Duramax offer a superior alternative to the factory components. Not only do they enhance performance, but they also mitigate common failure points. The factory Duramax Uppipes are susceptible to failure, and an up pipe failure can result in a loss of power and potential strandedness. Therefore, proactive replacement prior to failure is crucial and can significantly

The 031-HSP or HSP 2 Inch Replacement Up-Pipes for the 2001-2004 Chevrolet and GMC Duramax offer a superior alternative to the factory components. Not only do they enhance performance, but they also mitigate common failure points.

 

The factory Duramax Uppipes are susceptible to failure, and an up pipe failure can result in a loss of power and potential strandedness. Therefore, proactive replacement prior to failure is crucial and can significantly impact the vehicle’s reliability.

 

**Understanding Up-Pipe Function and Failure Points**

 

Before delving into up-pipe issues, it is essential to comprehend their role. The up-pipe channels the turbo exhaust gases, which subsequently spin the turbocharger and generate boost pressure. Unfortunately, the factory up-pipes on the Duramax trucks frequently fail, and these failures often occur at inconvenient times. The primary and most common failure point of the factory up-pipe is the bellows. These components crack, leading to leaks that escalate rapidly. Additionally, warped flanges caused by faulty gaskets that cannot be repaired due to the high temperatures persist and continue to leak.

 

**The Advantages of the HSP 2 Inch Replacement Up-Pipe**

 

In contrast, the HSP 2 Inch Replacement Up-Pipe offers distinct advantages. It addresses the aforementioned issues by providing a reliable and durable solution. The up-pipe’s robust construction ensures minimal wear and tear, reducing the likelihood of failure. Additionally, its superior design mitigates the potential for leaks and warped flanges, enhancing the vehicle’s overall performance and longevity.

 

The primary distinction between the factory up-pipe and the HSP 2-inch Replacement Up-Pipe lies in its flow characteristics. The HSP 2-inch Replacement Up-Pipe offers a significantly enhanced flow rate, resulting in increased power, torque, reduced EGTs, and improved spool-up.

 

In addition to its performance enhancements, the HSP 2-inch Replacement Up-Pipe incorporates reliability improvements. The up-pipes are constructed from heavy-wall 304 stainless steel tubing, reinforced with heavy-duty sleeved bellows. This combination ensures both exceptional performance and reliability, far surpassing the capabilities of factory components.

 

**What is Included with the HSP 2IN Replacement Up-Pipes?**

 

* 2-inch Stock Replacement Passenger Up-pipe

* 2-inch Stock Replacement Drivers Up-pipe

* Up-pipe Gasket (Turbo Side)

* Up-pipe Gasket (Manifold Side)

 

**What Does the HSP 2IN Replacement Up-Pipe Do?**

 

* LB7: 01-04 VIN Code 1

* VIN Code Identification: The 8th character of the VIN number identifies the engine code, while the 10th character denotes the year of the truck.

 

**Overview:**

 

* Enhanced Reliability

* Increased Power

* Reduced EGTs

* Improved Spool-up

* Stainless Steel Construction

* Included Gaskets

* Heavy-Duty Sleeved Bellow

 

**Warranty:**

 

* HSP No BS Limited Lifetime Warranty

 

At HSP, we are committed to the quality of our products and stand behind every item that leaves our facility. For years, we have consistently provided exceptional customer service, addressing a wide range of issues. However, we recognized the need for a more comprehensive warranty to ensure our customers’ satisfaction. Therefore, we have implemented the HSP No BS Limited Lifetime Warranty, which provides unwavering coverage for all products.

Shipping Notes
  • Free Standard Shipping on $100+ Orders to the USA.
  • Except Preorder products are shipped in 48 hours.
  • Delivery to the USA:
  1. Standard Shipping : 3-10 business days
  • If time is of the essence, please consider selecting expedited delivery for faster service.
Exchange/Return Notes
  • We offer a 30-day return/exchange service after receiving.
  • Final sale items are not eligible for returns or exchanges.
  • To process your return/exchange, please contact us at [email protected]
  • Please click here for more details>>> Return & Exchange Policy
SKU: 22590894320

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Doug & Kelly
Phoenix, US
★★★★★ 5
Great play and chew toy!
Pattern Name: Star
The dogs love these! They're sturdy and give them plenty of chew time. The size is great and they are very playable. The dogs have a lot of fun and the weight is just enough for our little dogs.
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Reviewed in the United States on February 20, 2026
M
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Michael R. Tench
Fort Morgan, US
★★★★★ 5
Great for tug of war
Pattern Name: Checkered
Dog loves them. Best tug of war toy yet. Pretty we’ll indestructible
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Reviewed in the United States on January 2, 2026
P
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Pae Damien
Fort Morgan, US
★★★★★ 5
Great Dane Tested and Approved 5 Star
Pattern Name: Checkered, Pattern Name: Checkered
A picture is worth a thousand words applies to this product, as you will see in the attached photos these stand up to the abuse of a Great Dane. He has dragged me around the yard for hours already with this in his mouth and the stretchy handle keeps it shape. This ball is a little firmer than others of these I have had in the past, which helps exercise his giant jaw. I could get a few weeks out of the other brands I have bought. This brand is still like new well past the time others have failed. I will be ordering more as my French Mastiff is interested in one of his own (the boys do not like to share toys - most dog guardians understand).
WAS THIS REVIEW HELPFUL?YesReportShare
Reviewed in the United States on August 29, 2024
A
Verified Purchase
Amazon Customer
Massapequa, US
★★★★★ 4
Holding up well.
Pattern Name: Checkered
Seems to be holding up to my aggressive chewer. I have it hanging from a tree branch and she loves leaping to get it! Buying another pair so she has a greater selection around the backyard.
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Reviewed in the United States on April 3, 2026
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Verified Purchase
Madisen Busch
Dallas, US
★★★★★ 5
Good quality
Pattern Name: Checkered
10/10 my dog lovessss and she chews through everything but they last daily tug of war, I don’t let her sit and chew on it thought I only use it outside
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Reviewed in the United States on May 28, 2026

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