Washable Element for Stack Injection Systems 4" Horns Side / Downdraft [3.75'] We control the entire machining

We control the entire machining process and use only premium materials

and these cast aluminum pans have a beautiful polished finish for great looks

These Speedmaster aluminum water pump pulleys are made from a 356 aluminum alloy that is heat-treated to T-6 aluminum specifications and come in machined or polished finishes to suit your application

designed to be used with aftermarket intakes only

at a better price than purchasing the parts separately

Washable Element for Stack Injection Systems 4" Horns Side / Downdraft [3.75'] We control the entire machiningFor use with cut velocity stacks, or straight pieces of exhaust tubing. Flat rubber bases with molded in velocity stack type radius and step for smooth bore down from element to tube.