01-04 Duramax 3.5" KBDP Turbo Horn

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  • Regular price $119.95


 01-04.5 Duramax LB7 

This is the high flow 3.5" Turbo horn for LB7 Duramax 

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 without putting a small dent on the turbo horn

Comes ready to install with new bolts!


QUESTIONS & ANSWERS

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  • Is there a gasket to replace when installing?

    There is a gasket, sometimes you can reuse old gasket, most guys just use a little rtv silicone sealant.

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