01-04 Duramax LB7 HSP 3.5" Turbo Horn O Ring Seal Color:Illusion Cherry Replacement Banjo Washers

Replacement Banjo Washers

Works Great In All Climates

*Performance testing: 0-60 and quarter-mile times

Engine Speed

The AirDog® Fuel Preporator®

01-04 Duramax LB7 HSP 3.5" Turbo Horn O Ring Seal Color:Illusion Cherry Replacement Banjo Washers01 04. 5 Duramax LB7 This is the high flow 3. 5" Turbo horn for LB7 Duramax from HSP Diesel. Adds 15+Horsepower, faster spool up, lower egt's, more Turbo whistle. Stock horn is only 2 3 8", This is 3 1 2" that is a huge increase in airflow! Does not fit CA Smog Package Trucks. Comes ready to install with new bolts and O Ring Seal! Comes powder coated your choice of color. These are made to order. Cannot ship to California