1. Manifolds & Headers Offered
  2. sku: 6761672173536761
  3. OSBUYZONE EH28917-OS

OSBUYZONE EH28917-OS Pipe Tube Headers 4.8/5.3/6.0L

fits model: Sierra, Silverado. make: Chevy, Gmc. year: 1999–2006.

Eh28917-os Osbuyzone For 1999-06 Chevy Gmc Sierra Silverado 4.8/5.3/6.0l With Y Pipe Long Tube Headers

( Brand: Osbuyzone ), ( Type: Exhaust Header ), ( Items Included: Gasket, Mounting Hardware ), ( Material: Stainless Steel ), ( Color: Black ), ( Features: Baking Paint ), ( Placement On Vehicle: Front ), ( Fuel Type: Gasoline ), ( Manufacturer Part Number: EH28917-OS ), ( Oe/oem Part Number: Not Oem ), ( Performance Part: Yes ), ( Universal Fitment: No ), ( Manufacturer Warranty: 6 Months ), ( Header Inlet Size: In ), ( Included: 2 X 4-1 Manifolds Connecting Into A 3 Y-pipe ), ( Please Note: 4wd May Require Trimming To Install )

Review OSBUYZONE Chevy Gmc 4.8/5.3/6.0l Pipe Long Tube Headers fits SIERRA SILVERADO 1999–2006

Introducing the OSBuyzone EH28917-OS performance pipe tube headers, specifically designed for 1999-2007 Chevy Silverado and GMC Sierra 4.8L, 5.3L, and 6.0L engines. These headers are an excellent upgrade for those seeking improved engine performance, increased horsepower, and better exhaust flow.

The OSBuyzone EH28917-OS headers are constructed from high-quality 321 stainless steel, ensuring durability, longevity, and resistance to corrosion. Each header is meticulously crafted using advanced CNC machining techniques, ensuring a precise fit and finish.

One of the notable features of these headers is their 1 5/8-inch primary tube diameter, which optimizes exhaust flow and reduces backpressure, ultimately leading to increased engine performance. Additionally, the headers come with 4-into-1 collector design that merges the exhaust gases into a single pipe, further reducing backpressure and improving scavenging efficiency.

The OSBuyzone EH28917-OS headers also offer a generous 1 3/4-inch exhaust outlet diameter, providing a smooth transition from the collector to the exhaust system, and are compatible with both catalytic converters and mufflers.

These headers are a direct bolt-on replacement for the stock exhaust system, making for an easy installation process. Each header comes complete with new gaskets, hardware, and detailed instructions to ensure a hassle-free installation experience. Additionally, the headers are E.O. (Emissions) legal in all 50 states, making them a great choice for those who want to improve their vehicle's performance without sacrificing emissions compliance.

In summary, the OSBuyzone EH28917-OS pipe tube headers are a high-performance upgrade for your 1999-2007 Chevy Silverado or GMC Sierra 4.8L, 5.3L, or 6.0L engine. They offer improved exhaust flow, increased horsepower, and a smooth installation process, making them an excellent choice for anyone looking to enhance the performance of their vehicle.

Pros and Cons of Buying OSBuyzone EH28917-OS Headers for 1999-2007 Chevy Silverado 4.8/5.3/6.0L

1. Pros:

a. Improved Performance: Headers allow for better exhaust flow, resulting in increased horsepower and torque.

b. Enhanced Engine Sound: The new headers can provide a more powerful and pleasing exhaust note.

c. Durability: These headers are made from stainless steel, ensuring long-lasting resistance to corrosion and rust.

d. Easy Installation: The headers come with all necessary gaskets and hardware for a straightforward installation.

2. Cons:

a. Cost: Aftermarket headers like the OSBuyzone EH28917-OS can be expensive compared to the stock headers.

b. Loudness: The increased exhaust flow may result in a significantly louder exhaust system, which some may find objectionable.

c. Fitment Concerns: Although these headers are designed to fit the 1999-2007 Chevy Silverado 4.8/5.3/6.0L engines, precise fitment may require some minor adjustments.

Conclusion:

The OSBuyzone EH28917-OS headers offer several advantages for your 1999-2007 Chevy Silverado 4.8/5.3/6.0L, including improved performance, enhanced engine sound, durability, and ease of installation. However, the higher cost, increased loudness, and potential fitment concerns are important factors to consider before making the purchase.

Recommendation:

If you're looking to enhance the performance of your Chevy Silverado and don't mind the added cost and potential noise, then the OSBuyzone EH28917-OS headers could be a worthwhile investment. However, if you prefer a quieter exhaust system or are on a tighter budget, you may want to explore other performance upgrades or stick with the stock headers. Ultimately, your decision should be based on your personal preferences and priorities.

specifications maniheader:

  • for models: Sierra, Silverado
  • for makes: Chevy, Gmc
  • for years: 1999-2006
  • brand: Osbuyzone
  • type: Exhaust Header
  • items included: Gasket, Mounting Hardware
  • material: Stainless Steel
  • color: Black
  • features: Baking Paint
  • placement on vehicle: Front
  • fuel type: Gasoline
  • manufacturer part number: EH28917-OS
  • oe/oem part number: Not Oem
  • performance part: Yes
  • universal fitment: No
  • manufacturer warranty: 6 Months
  • header inlet size: In
  • included: 2 X 4-1 Manifolds Connecting Into A 3 Y-pipe
  • please note: 4wd May Require Trimming To Install

returns maniheader:

  • policy: Returns Accepted
  • time: 30 Days
  • paid by: Seller

shipping maniheader:

  • cost: $0.00
  • service: Standard
  • class: Standard
  • transit: 3-7 Days
  • type: Fixed

offer maniheader:

  • quantity: 5
  • started: July 8, 2025
  • sold: 0
  • best offers: True
  • options: Ship-to-home
  • availability: In Stock

seller maniheader:

  • # reviews: 208
  • rating: 99.0%

payments maniheader:

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general maniheader:

  • Car Truck Parts Accessories > Exhaust Emission Systems > Manifolds Headers
  • condition: New
for models: sierra, silverado, for makes: chevy, gmc, for years: 1999-2006, type: exhaust header, items included: gasket, mounting hardware, features: baking paint, placement on vehicle: front, fuel type: gasoline, oe/oem part number: not oem, performance part: yes, universal fitment: no, manufacturer warranty: 6 months, header inlet size: in, included: 2 x 4-1 manifolds connecting into a 3 y-pipe, please note: 4wd may require trimming to install,
category: auto parts > car truck parts accessories > exhaust emission systems > manifolds headers, color: black, material: stainless steel, sku: 6761672173536761,

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