Subaru Impreza JDM WRX STI BIG PORT AVCS Cylinder heads, perfect, no cracks. Condition is very good with low mileage. Subaru Impreza WRX STI JDM BIG PORT CYLINDER HEADS. These are the holy grail of cylinder heads for a subaru wanting big power. Designed for the 2.0 twin scroll JDM STI but will go on any project with a 2.0 without any modifications, even on older cars if you are using an aftermarket ECU, also on some older Spec C cars. AVCS will need wiring in for the cams to lift though on either a newage sti ecu or custom ecu depending on application and year. NO CRACKS OR ISSUES…

Subaru Impreza JDM WRX STI BIG PORT AVCS Cylinder heads, perfect, no cracks. Condition is very good with low mileage. Subaru Impreza WRX STI JDM BIG PORT CYLINDER HEADS. These are the holy grail of cylinder heads for a subaru wanting big power. Designed for the 2.0 twin scroll JDM STI but will go on any project with a 2.0 without any modifications, even on older cars if you are using an aftermarket ECU, also on some older Spec C cars, AVCS will need wiring in for the cams to lift though on either a newage sti ecu or custom ecu depending on application and year. NO CRACKS OR ISSUES…

TURBO MONKEYS Subaru Specialists. Subaru Impreza WRX STI JDM BIG PORT CYLINDER HEADS. These are the holy grail of cylinder heads for a subaru wanting big power. Designed for the 2.0 twin scroll Spec C and JDM STI but will go on any project with a 2.0 without any modifications, AVCS will need wiring in for the cams to lift though on either a newage sti ecu or custom ecu depending on application and year. NO CRACKS OR ISSUES AT ALL. Ready to bolt on, everything included (apart from plastic cam covers which i can supply please see other items). You get the complete big port cylinder heads, cams, covers,…