Big Block Mopar Tri-Y Under Chassis Headers

Our Big Block Mopar Tri-Y Headers give you high-flow header performance and a custom fit that means you don't have to sacrifice your power steering. Fits all Big Block engines - 361, 383, 400, 413, 426 Wedge, and 440.  Also fits great with most aftermarket aluminum heads with angled plugs.  Retain exhaust studs in the heads, so no more breaking into a water jackets!  Plus, unlike most headers, they don't capture the starter.  Specifically designed for your application, they install quickly and painlessly, even with the engine in place. Fits with manual or power steering, and automatic transmission.  Available in raw steel or matte silver ceramic coating.  Photos showing chrome coatings are for reference only and are NOT available.  Some vehicle may require motor mount shimming due to poor factory tolerances.  If needed we have a shim pack available HERE.  Made in the USA! Installation Instructions Fits all vehicles below: '67 & up A-Body,'62 & up B-Body,'65 & up C-Body,'70-