Heatshield Products I-M Heat Shield - Fast LSX Intake Manifold JB12X Nuts have a built-in washer

Nuts have a built-in washer with a serrated face to lock nut tight against panels

Our high-end American made machining centers

P25/P2500 Van

Chevrolet: Silverado 1500 19 - 19

Heatshield Products I-M Heat Shield - Fast LSX Intake Manifold JB12X Nuts have a built-in washerProduct Description: Heat Shield I M Fast LSX Intake Manifold 1100 Degrees California based Heatshield Products is a family owned manufacturer of heat management solutions for a wide range of automotive applications. Made in the USA of the highest quality materials, the Heatshield line of products reduces radiant heat by up to 90%, protecting valuable components from extreme heat and improving driver comfort. Show more