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The puck-style friction plates with high-quality ceramic friction materials deliver high friction coefficient
Tech lowering springs for the 2015+ Subaru WRX and STI are now available
Lava ceramic insulation — rated for sustained high turbocharger temperatures
Cobb Stg 2+ Drivetrain Pkg w/ Tall Weighted Shift Knob - Red Knob / Black Lockout - 2004-2021 Subaru STI 6MT PDM_gauges Free Length: 1The Uppipe: The Restriction Between the Engine and the Turbo The Cobb Stainless Steel Uppipe for the Subaru replaces the restrictive factory unit between the exhaust manifold and the turbocharger. The factory uppipe contains a flex section that collapses over time and a catalytic converter that restricts exhaust flow before it reaches the turbine wheel. The Cobb uppipe removes both restrictions, improving exhaust gas flow to the turbine and reducing