★★★★★ 1
FLAT
Flat as a pancake. No support. No fluff. very incomfortable. Returning,
WAS THIS REVIEW HELPFUL?YesReportShare
Reviewed in the United States on May 1, 2026
Fleece Performance 01-04 GM Duramax 6.6L LB7 High Flow LB7 Intake Horn
Marsoni
M251S
Get it in 3 business days with 1 day shipping.
Friday, May 29
Fleece Performance 01-04 GM Duramax 6.6L LB7 High Flow LB7 Intake HornIncrease your LB7? s potential with this simple, but effective upgrade. Back to back dyno pulls showed an increase of 15hp with this Fleece Performance Modified LB7 Intake Horn ? that? s about the cheapest 15hp from a bolt on you? ll find anywhere! This Part Fits: Year Make Model Submodel 2001 2004 Chevrolet Silverado 2500 HD Base 2001 2004 Chevrolet Silverado 2500 HD LS 2001 2004 Chevrolet Silverado 2500 HD LT 2004 Chevrolet Silverado 2500 HD WT 2001
Quick Dispatch:
Your Fleece Performance 01-04 GM Duramax 6.6L LB7 High Flow LB7 Intake Horn orders ship within 1-2 business days.
Delivery Options:
- Standard: 3-7 business days
- Fast: 2-3 business days
- Express: 1-2 business days
Order Tracking:
You'll receive a tracking link by email once your Fleece Performance 01-04 GM Duramax 6.6L LB7 High Flow LB7 Intake Horn ships.
Need Help?
Questions about Fleece Performance 01-04 GM Duramax 6.6L LB7 High Flow LB7 Intake Horn, sizing, or delivery? We're just an email away.
Live Shipping Estimates:
Enter your location at checkout to see available shipping methods and costs for Fleece Performance 01-04 GM Duramax 6.6L LB7 High Flow LB7 Intake Horn in your area.
Get Shipping Estimates
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
You may also like
Fleece Performance 03-18 Dodge 2500/3500 Cummins CP3 Nut Cover
64.82
Fleece Performance Universal Pre-Formed 5/8in ID Hose w/ 90 Deg. Ends/1in ID T-Fitting
32.23
Fleece Performance 01-04 GM Duramax 6.6L LB7 63mm Billet LB7 Cheetah Turbocharger
999.50
Ferrea Subaru EJ20 6mm Viton Hi-Temp Exhaust Valve Stem Seal - Set of 8
18.94
Fleece Performance Universal Molded Plastic 5in Intake Manifold Elbow w/ Sensor Mounting Provisions
84.99
Fleece Performance 03-05 Auto Trans Cummins Coolant Bypass Kit w/ Stainless Steel Braided Line
189.50
Fleece Performance 15-19 Ford 6.7L Powerstroke 63mm FWM Cheetah Turbo
1349.50
4.1 ★★★★★
Based on 597 reviews
Sort
Product Reviews
★★★★★ 3
Get their newer version. These were too flat.
Really thin/flat pillows
WAS THIS REVIEW HELPFUL?YesReportShare
Reviewed in the United States on May 11, 2026
★★★★★ 2
Not great
I bought these pillows based on customer reviews. I got them and let them poof out after opening... But they are awful. They're soft but there's nothing to them. Very flat and not supportive. I'm literally buying different pillows tomorrow.
WAS THIS REVIEW HELPFUL?YesReportShare
Reviewed in the United States on April 25, 2026
★★★★★ 5
Excellent
Extremely comfortable pillows. I would highly recommend
WAS THIS REVIEW HELPFUL?YesReportShare
Reviewed in the United States on May 25, 2026
★★★★★ 5
Pillows
I love the comfort and quality of the pillows.
WAS THIS REVIEW HELPFUL?YesReportShare
Reviewed in the United States on May 29, 2026
