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It also features a port for the factory WIF (water in fuel) sensor and a 9/18-18 O-ring port for a dual* CP3 return line
5-2003 Powerstroke 7
It "fits right the first time
Stock class pulling
01-04 Duramax LB7 Fleece Modified Turbo Horn Exhaust It also features a portIncrease your LB7s 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 thats about the cheapest 15hp from a bolt on youll find anywhere! Painted black with a Fleece logo, includes a new Mahle gasket, B32478.
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