From the basic install to the top level of performance; let our techs help you bring your opponents to their knees with a top quality HPA install.  We carry and install products from Wolverine and PolarStar.

HPA Upgrades

Sort by:

HPA Installation

HPA Labor

Our standard HPA installation includes: Removal of all old gearbox components Installation of the new HPA system Barrel & hop unit alignment Some airsoft guns require additional parts and labor...

$ 75.00
More Info

Complete HPA Install with Tuning

HPA Labor

This is our preferred method for installing HPA systems.  With this package we provide you with a complete HPA install including: Removal of all old gearbox components Installation of the...

$ 150.00
More Info