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Ships within 48 hours · Estimated delivery Aug 18 - Aug 23
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Description
3.5" Stainless Steel Turbo Intake Horn Kit for 2017-2019 Chevy GMC Sierra 2500HD/3500HD 6.6L L5P DuramaxThe 3. 5" Turbo Intake Horn for the 20172019 GMC Sierra 2500HD 3500HD and Chevy Silverado 2500HD 3500HD 6. 6L Duramax L5P replaces the fragile OEM plastic turbo inlet with a stronger, high flow design. Made from durable stainless steel, this intake horn increases airflow, improves durability, and is compatible with both stock and aftermarket turbos. A direct fit upgrade to the smaller factory intake horn for enhanced reliability and long service life.
Color: Black/Polished
Size: 3.5"
The OEM plastic intake horn is smaller and fragile compared to our 3.5" Horn.
Material: 304 Stainless
This intake horn does not require tuning for installation.
No tuning required for installation
Will fit with OEM or any aftermarket intake.
Will fit on stock truck no modifications needed.
Professional installation is highly recommend.(No Instruction Included)
- 2017-2019 Chevrolet Silverado 2500HD/3500HD 6.6L L5P Duramax
- 2017-2019 GMC Sierra 2500HD/3500HD 6.6L L5P Duramax
- Will not fit aftermarket turbos
| VEHICLE NAME | Year | Engine |
|---|---|---|
| Chevrolet Silverado 2500 HD | 2017~2019 | 6.6L |
| Chevrolet Silverado 3500 HD | 2017~2019 | 6.6L |
| GMC Sierra 2500 HD | 2017~2019 | 6.6L |
| GMC Sierra 3500 HD | 2017~2019 | 6.6L |
Shipping Notes
- Free Standard Shipping on $100+ Orders to the USA.
- Except Preorder products are shipped in 48 hours.
- Delivery to the USA:
- 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
4.3 ★★★★★
Based on 11 reviews
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Product Reviews
★★★★★ 5
Great OEM replacement at hlaf the cost
Looks exactly like the OEM filter a quality product. it is the same size fit and performance. Filter replacement is fast 10 min tops, it's crazy how much a dealer charges to replace it.
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Reviewed in the United States on April 15, 2025
★★★★★ 5
As good as Honda OEM
Perfect fit. Lasts as long as OEM for 25% of the price.
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Reviewed in the United States on December 27, 2025
★★★★★ 5
Great fit
Perfect fit. FYI - I bought the exact same one on EBAY FOR $11.78
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Reviewed in the United States on May 2, 2026
★★★★★ 5
East
Easy to replace and great fit
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Reviewed in the United States on January 4, 2026
★★★★★ 5
Perfect fit
Nice quality
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Reviewed in the United States on May 10, 2025