Best in 7 days
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Ships within 48 hours · Estimated delivery Aug 14 - Aug 19
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Description
2001-2004 Chevrolet / GMC Stock Turbo Inlet Horn HSP Diesel*THE FACTORY LB7 TURBO INLET HORN IS VERY RESTRICTIVE. THIS CAUSES THE IHI TURBO TO NOT ONLY WORK HARDER TO PULL IN FRESH CLEAN AIR, BUT ALSO HINDERS SPOOL UP AND OVERALL HORSEPOWER. We, at HSP Diesel, have designed a massive 3. 5 replacement unit that will allow your LB7 Duramax, and its factory IHI turbo charger to consume as much air as possible. With this small addition to your truck, you will see quicker spool up and extended turbo life. Many
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
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Best in 7 days
Best in 7 days
Best in 7 days
Best in 7 days
4.5 ★★★★★
Based on 1079 reviews
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Product Reviews
★★★★★ 5
Fine product
Size: 150 ml, Pack of 1
This one works
WAS THIS REVIEW HELPFUL?YesReportShare
Reviewed in the United States on May 24, 2026
★★★★★ 5
Works great!
Size: 150 ml, Pack of 1
This product works great for cleaning valves. Very effective formula that does the job well. Arrived quickly and was exactly as described. Would definitely buy again!
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Reviewed in the United States on May 2, 2026
★★★★★ 5
Molly valve cleaner
Size: 150 ml, Pack of 1
Put this in my truck with a RAM engine it was kind of running a little bit rough not really sure what was going on I thought I'd get this liquid Maui a try and she smoothed out some but you know who knows it could be all Hocus pocus
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Reviewed in the United States on May 23, 2026
★★★★★ 5
Good product
Number of Items: 1
Bought to see if it would help with oil consumption. Good quality it seemed to help for first 1000 miles. Xc60 with over 140k
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Reviewed in the United States on April 24, 2026
★★★★★ 5
Less oil consumption
Number of Items: 1
Made my engine noticeably quieter and felt smoother. Way less oil consumption then before definitely cheaper than topping off often
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Reviewed in the United States on May 19, 2026
