Due to the ongoing global supply issues, we are doing our best to stock items and fill orders as usual. Please contact us before placing an order if you have a very time sensitive need. Thank you!

Welcome to WPI

We are your one stop shop for the finest quality automotive performance parts, service, custom metal fabrication, and machining. 

Cylinder Head Portwork

Custom Piston machining

Valve pocket work, compression height adjustments, and oil squirter relocation

Looking for 1800hp?

We can help with that

Custom Stainless Headers?

You've come to the right place