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This hose allows the installation of the twin recirculation valves on the Porsche 996 turbo
5" Pie-Cut Titanium Tubing
• Debossed COBB Logo
too much boost or power will not open or vent the valve
even after letting it set-up on your paint overnight
STM Engine Torque Plate for 4G63/4G64 (4G-TQP) COBBECUSHIP This hose allows the installationThe STM 4G63 4G64 engine torque plate is made in house at STM from 6061 billet aluminum and includes a set of 4130 chrome moly inserts to protect your plate during torque down. Can be used with 4G63 4G64 up to 88mm bore. A torque plate should be used when you have your engine block bored out. Anytime you bore a block, distortion will occur to the cylinders unless you use a torque honing plate installed as a brace to replicate the pressure and tension