Professional Porting service for your TPI plenum that yields up to 10 horsepower

Price listed is for stage 3 full porting which includes opening up throttle body entry for your choice of 52mm 58mm or single large entry and removing EGR walls and additional blending.  Opening up all eight runner entries for any large tube or cast runners or siamesing them.  Reworking and radiusing all runner entry angles aswell as removing ALL walls/protrusions cast near runner entries 

We also port, enlarge, stock TPI runners to 38.5mm for additional flow and an additional 10ft lb. torque and horsepower as well as the the stock base for up to 25 more see links below

Send your stock TPI plenum and you will receive the SAME plenum back

Plenum port work takes 3-4 business days to complete from the time I receive it

Can also port my own core plenum and ship it out for those that want no down time or want to keep there originals contact for more info