Girodisc Dodge Viper ACR Rear Iron Rotor Conversion Skyline GT-R ✓ Creates pass-through connections

✓ Creates pass-through connections

with gains of up to 15hp and 18ft-lb of torque

OEM-style and -AN adapter fittings

Fluid Lock technology ensures oil cannot re-enter intake system even under high-G conditions

Often times the most common fail point of any aftermarket performance downpipe is the weak flex section designs

Girodisc Dodge Viper ACR Rear Iron Rotor Conversion Skyline GT-R ✓ Creates pass-through connectionsThe Girodisc system is a direct replacement for the OE disc, no modifications are necessary. The disc will bolt directly to the car and work with OE calipers and parking brake without issue. The central hat section of our rotor is made from strictly U. S. sourced 6061 T6 aircraft specification aluminum. The disc is made from our own proprietary cast iron, poured in the USA and machined from start to finish in house at Girodisc. The rotor utilizes a