4" Chrome Velocity Stacks, Pair Kit-Include: EMPI’s-Proprietary-Caliper-Mounting-Bracket Dual-Master-Cylinder Brake-Discs Brake-Pards

Kit-Include: EMPI’s-Proprietary-Caliper-Mounting-Bracket Dual-Master-Cylinder Brake-Discs Brake-Pards Brake-Lines Wheel-Bearings-&-Seals All-Necessary-Hardware Will-NOT-Work-with-Drop-Spindles

-This-includes-1/4"

-The-thread-for-the-mirror-is-M10-x-1

-EMPI-has-these-systems-available-in-1-1/2"-&-1-5/8"-diameters-for-whichever-performance-level-you-require

4" Chrome Velocity Stacks, Pair Kit-Include: EMPI’s-Proprietary-Caliper-Mounting-Bracket Dual-Master-Cylinder Brake-Discs Brake-PardsThese Chrome Stacks or Air Horns aid in prevention of fuel stand off and look great. Fits all EMPI HPMX, IDF WEBER and DRLA Dellorto carbs. All Stacks are Steel with Chrome finish. (SKU: 4360540)