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Fleece Performance 01-04 GM Duramax 6.6L LB7 High Flow LB7 Intake Horn

Fleece Performance · New

Fleece Performance 01-04 GM Duramax 6.6L LB7 High Flow LB7 Intake Horn

MPN FPE-INTAKEHORN · Store SKU fpeFPE-INTAKEHORN

$99.75
IN STOCK7 ready to ship

Supplier stock checked 11/7/2026, 9:18:22 PM UTC. Adding a part does not reserve it.

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Free standard shipping on eligible parts orders of $100 or more. Oversized and freight items excluded. Fitment, taxes, availability and final totals are confirmed before payment.

Product details

Increase your LB7's potential with this simple but effective upgrade. Back-to-back dyno pulls showed an increase of 15hp with this Fleece Performance high flow LB7 intake horn – that's about the cheapest 15hp from a bolt on you'll find anywhere! Kit Includes: Cast aluminum intake horn New gasket High Flow LB7 Intake Horn

Manufacturer fitment & guides

Check FPE-INTAKEHORN against the manufacturer’s application information below.

Part-specific notes

  • Not CARB approved. Destination and intended-use restrictions must be checked before sale.
  • Emissions acknowledgement required before purchase.
  • California Proposition 65: Y

Manufacturer documents

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