– CNC machined velocity stacks.

– Redesigned head flange with ?? step for welding purposes.

– Head and TB flange edges chamfered for looks and safety.

– Plenum bottom edges machine beveled for better weld penetration.

These are hand made, TIG welded from high quality 6061 T6 aluminum. The flanges are all CNC waterjet cut for precise fitment. Each plenum is press bent to reduce the number of welds which will assure maximum strength under high boost applications. They are available flanged for several different throttle-body options at no additional cost to you, including:

-2G Throttle Body

-1G Throttle Body

-Accufab Throttle Body

-BBK Throttle Body

-PowerPlus Throttle Body

And as always, nitrous bungs are available for an additional $25. (Please indicate throttle-body and nitrous options at time of ordering).