1. Home
2. Agency Power Diverter Valves

Agency Power Diverter Valves

We carry a wide range of performance racing diverter valves for popular European vehicles. Our diverter valves are designed to replace the weak factory diaphragm units with a piston and spring design.  The aftermarket diverter valves help hold the boost consistant in the higher RPM's without leaking or bleeding boost off.  We carry diverter valves from Agency Power, Forge Motorsports, Hyperboost, GFB, AWE Tuning, APR Tuned, EVO, and much more.

Agency Power Industries LLC was developed out of the need to provide quality, functional, and fashionable racing products. Starting from sway bar endlinks for the Subaru WRX back in 2003, Agency Power now has over 300 part numbers for cars ranging from the STI, EVO, M3, 996, TC, and more. Based out of Arizona, Agency Power has established itself as one the core aftermarket companies for Subaru WRX STI and Mitsubishi EVO products. With new focus on the Porsche and BMW market, Agency Power is constantly developing new functional and race proven products. With dealers worldwide, the AP brand is recognized globally. Working with top distributers and tuners in the USA, AP can be found in Singapore, England, Canada, Australia, South Africa, and other parts in the EU.

	Name	View more
	Agency Power Racing Diverter Valve Pair Porsche 996TT 997.2TT Cayenne TT Panamera TT  Model Number: AP-996TT-155   View Price One of the most important upgrades for the Porsche 996TT, 997.2TT, Cayenne Turbo or Panamera Turbo is to replace the factory Bosch diverter valves. The factory valves are prone to leaking pressure under increased boost when the car has an upgraded ECU flash. As well, the factory Bosch valves will taper boost off with the diaphragm design even at stock boost levels. To help keep the boost pressure constant all the way to redline, upgrading the stock diverter valves to the Agency Power Racing Dive...
	Agency Power Racing Diverter Valve Volkswagen Audi  Model Number: AP-UNI-150   View Price Our all new Racing Diverter Valves are now sold as individual units for all the Volkswagen and Audi turbocharged vehicles.  These will fit the 1.8T and even the 2.7T motors. The factory valves are prone to leaking pressure under increased boost when the car has an upgraded ECU flash. As well, the factory Bosch valves will taper boost off with the diaphragm design even at stock boost levels. To help keep the boost pressure constant all the way to redline, upgrading the stock diverter ...
	Agency Power Boost Recirculation Valves Porsche 997 Turbo  Model Number: AP-997TT-155   View Price Agency Power has developed these OEM Boost Recirculation Valves (BRVs) for the Porsche 997 Turbo VTG turbochargers.  Like on the older 996TT, the stock valves use a rubber diaphram which will leak boost on the higher RPM.  This part also deteriorates over time leading to boost failure.  The new Agency Power BRV uses a piston and spring design like our other popular diverter and blow off valves we have been producing since 2005.  This design holds boost pressure all the way to...