− Decrease quantity for Haltech Nissan Skyline R34 GT-T/Stagea WC34 (M/T Only) Elite 2000/2500 Plug-n-Play Adaptor Harness Quantity + Increase quantity for Haltech Nissan Skyline R34 GT-T/Stagea WC34 (M/T Only) Elite 2000/2500 Plug-n-Play Adaptor Harness Out of stock