Fleece's cast aluminum intake horn replaces the stock LB7 horn for better flow. Fleece's back-to-back dyno pulls showed about a 15 hp gain with this bolt-on.
A new gasket is included.
Owners of 2001-2004 Silverado/Sierra 2500/3500 LB7 Duramax trucks.
| Truck | 2001-2004 Silverado/Sierra 2500/3500 LB7 Duramax |
|---|---|
| Material | Cast aluminum |
| Warranty | 1-year limited parts (Fleece) |
| Shipping weight | 5 lb |
Professional install available at Powertech Diesel, Idaho Falls — call 208-542-7793.
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