Installing a Tri-Ax T5/T45 or TR3650 shifter and don't want to use messy RTV silicon for the installation? These high-temp gaskets will drastically reduce the noise and vibration coming from your T5/T45 & TR3650 shifter. Plus they make installing your shifter a breeze! No more stuck bolts, no chance of silicon in your tranny, no more mess, no more noise, and no more vibration!