01-04 Duramax LB7 HSP 3.5" Turbo Horn O Ring Seal
$128.25
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01-04.5 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
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