Stainless Works Header Flange BBF 2-1/4" Flat Oval Port ARIES 5" perch addition included

5" perch addition included

Lower rpm response than the stock converter

25 inch with Trac Loc Positraction

When used with the maximum size tires

BD's Turbo Thruster II turbo utilizes a custom-designed 360-degree thrust bearing and is mated to a heavy wall backplate to increase durability and reduce heat

Stainless Works Header Flange BBF 2-1/4" Flat Oval Port ARIES 5" perch addition includedBig Block Ford flat tall oval port header exhaust flanges. These flanges come as a pair and are designed for 2 1 4" primaries, laser cut from heavy duty 3 8" thick 304 stainless steel for superior resistance to warping from high heat, and comes with a limited lifetime warranty.