Torque Solution Billet Driveshaft Flex Disc (Guibo): Toyota GR Supra MKV A90 / A91 AMS Performance They work very well in

They work very well in operating conditions involving stress

if you want to make more power you are going to need more fuel

They use standard OEM size journals

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Torque Solution Billet Driveshaft Flex Disc (Guibo): Toyota GR Supra MKV A90 / A91 AMS Performance They work very well inTorque Solution Solid Billet Driveshaft Flex Disc (Guibo) Applications: Toyota GR Supra MKV A90 A91 Torque Solution Solid Billet Driveshaft Flex Disc (Guibo) is the perfect solution when replacing the failed OEM rubber flex disc or if you just want better overall performance. OEM rubber flex discs flex and distort under load causing them to fail. The OEM design is also power robbing, as it prevents instant power transfer due to the soft rubber design.