More than just ls
We also dominate porting for


Innovation
Setting the bar
Frankenstein engineered the F-Series to run at such extreme levels that it pushed the boundaries of aftermarket components. Confident the F-Series could have a solid valve train, FED unleashed engineering to make our castings with the extreme airflow capabilities that we envisioned.
ZERØ Compromise
The most versitile intake ever designed for the LS/LT. Unbeaten in a 10 intake manifold shootout, this is truly next level performance.
3,000+ Horsepower Capable
Modular Runner Length
Unmatched Distribuition

Discover Frankenstein
Making a
MONSTER
FED Studied the LS3 and determined opportunities to optimize its inherent characteristics for air speed, flow and efficiency.
The guys at FED are top notch, called them with what I was looking for and they helped spec me the perfect set of heads.Â
Wes does an incredible job handling our account, Always informed, and great communication!! Awesome company to do business with!!!
I'm building a LS 408 stroker with Frankenstein F 710 cylinder heads & have been getting a lot of information and help from the guys there, especially Nash🔥🔥🔥