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

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  • Regular price $128.25


 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 


QUESTIONS & ANSWERS

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  • Does this come with a gasket also ?

    No it does not