AMS Performance Porsche 997.1TT Alpha Intercooler System (For Stock Framed Turbos) A90 HCT stands for HydroCarbon Trap

HCT stands for HydroCarbon Trap which is an emissions component used in the intakes to reduce the release of vapors and gases from the vehicle

this exhaust tip features a stainless steel laser-cut logo plate that stands out against the black chrome finish for an aggressive

The system is split into two codes because of packaging requirements

and camshaft dictated stroke)

AMS Performance Porsche 997.1TT Alpha Intercooler System (For Stock Framed Turbos) A90 HCT stands for HydroCarbon TrapThe Alpha Performance Porsche 997. 1TT Intercooler System utilizes a pair of 5. 5? thick, high volume cores giving you the most power producing upgrade on the market. Each core provides optimum fin density for unmatched cooling. This Part Fits: Year Make Model Submodel 2008 2009 Porsche 911 GT2 2007 2009 Porsche 911 Turbo