Silicone Transition 3.00" - 4.00" Extra Ply

5 Layer Fiberglass reinforced silicone so it will not collapse under vacuum.  This is the highest quality silicone coupler you can buy.  3.00" to 4.00" transition 3.00" long

Silicone Transition 3.00" to 3.18"

4 Layer Fiberglass reinforced silicone.  This is the highest quality silicone coupler you can buy.  3.00" to 3.18" transition 3" long

Silicone Transition 3.50" - 4.00"

4 Layer Fiberglass reinforced silicone.  This is the highest quality silicone coupler you can buy.  3.50" to 4.00" transition 3" long

SRT-4 AGP EVM for Stock BOV

Your factory Blow off Valve (surge valve) that came stock on your vehicle vents intake pressure back into the turbo's compressor housing. In stock form, it is very hard to hear the "woosh" or...

SRT-4 AGP Fuel Rail Spacers

This pair of fuel rail spacers is used to properly space the factory fuel rail when installing aftermarket injectors like the RC Engineering or Fuel Injector Clinic injectors.

SRT-4 BOV Block Off Plate

Purchase this aluminum piece separately if you already have an aftermarket external blow off valve, or if you want to run an external blow off valve. Billet Aluminum, CNC machined with o rings. ...

SRT-4 Caliber AGP Billet Wastegate Actuator

Ditch your stock Caliber SRT-4 wastegate actuator for a high pressure adjustable AGP billet aluminum unit. This replaces the factory installed piece, and will allow you to hold higher boost pressures...

SRT-4 Caliber AGP Oil Accumulator Catch Can

The Caliber SRT-4 being a high horsepower turbocharged car runs a significant amount of piston-to-wall clearance. The cylinder pressure from the forced air creates more heat in turbocharged...

SRT-4 Caliber AGP Valve Cover Breather

Instead of venting your oil vapors back into the intake system, reroute into one of our professionally constructed, fully tig welded breather systems. Using the same filtering media as our popular...

SRT-4 Caliber BOV Kit with TiAl Q BOV

The factory blow off valve in the Caliber SRT-4 acts as a way to limit boost. Remove the factory BOV, and install our pressure stopper onto the compressor housing of your stock turbo. Install the AGP...

SRT-4 Caliber BOV Kit with Turbo XS RFL

The factory blow off valve in the Caliber SRT-4 acts as a way to limit boost. Remove the factory BOV, and install our pressure stopper onto the compressor housing of your stock turbo. Install the AGP...

SRT-4 Caliber External Blow Off Valve Kit

The factory blow off valve in the Caliber SRT-4 not only vents back into the inlet of the compressor housing, but it also acts as a way to limit boost. Remove the factory BOV, and install our block...