Product Overview Supertech GIVN-3312S Supertech Opel/Vauxhall Z20LET / LEH Black Nitrided Intake Valve - +0.5mm Oversize - Single
Supertech Supertech GIVN-3313S Supertech Opel/Vauxhall Z20LET / LEH Chrome Coated Intake Valve - +1mm Oversize - Single
Supertech Supertech GIVN-3303F Supertech Opel/Vauxhall C20XE/C20LET Black Nitrided Intake Valve - +1mm Oversize - Single
Supertech Supertech GIVN-33013S Supertech Opel/Vauxhall Z20LET Exhaust Valve - Single (Use w/KPR-6S/7)
Supertech Supertech GIVN-0012S Supertech GM ECOTEC LSJ 2.0L/2.2L/2.4L Black Nitrided Intake Valve - +0.5mm Oversize - Single
