We Do Our Best To Keep Popular Items In Stock But Due To Fluctuating Supplier Lead Times, Please Check With Us Before Ordering If You Have A Time Sensitive Issue. Thank you!

Welcome to WPI

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

Custom Piston machining

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

Looking for 1800hp?

We can help with that