Girodisc Audi 356mm Rear Rotors Walbro resulting in faster engine revs

resulting in faster engine revs and less parasitic loss

plug-and-play plumbing solution for use with the Radium 20-0458 fuel rails on VQ35HR and VQ37VHR-powered vehicles

The focus has been clear from the very beginning – superior handling & comfort

The Radium Engineering Fuel Level Diagnostic Indicator is an LED visual reference designed for use with the Radium 20-0461 Fuel Level Switch

Performance Gains: Achieves an increase of 11–16hp and 12–17ft-lb of torque at the wheels on stock setups

Girodisc Audi 356mm Rear Rotors Walbro resulting in faster engine revsThese GiroDisc 2 piece rotors are a direct replacement for the 356x22mm rear rotors on Audi C7 S6 S7 RS6 RS7, as well as others. Our 2 piece, fully floating assemblies help shed unsprung weight and rotating mass from the front axle of the vehicle. The rotor rings are machined from a proprietary casting made of high carbon iron formulated to GiroDiscs specifications. This superior metallurgy results in a rotor that holds up better, and the 48 curved