Perrin Red Color Pitch Stop Mount for 2015-2020 Subaru WRX STI heavy duty 9L Cummins W/ Electronic Wastegate

9L Cummins W/ Electronic Wastegate

Lever and 5' Shift Cable

internally-sleeved bellows

This efficiency not only optimizes throttle response but also ensures uninterrupted boost delivery

The system is finished off with dual 4" high temp metallic black 304 stainless steel

Perrin Red Color Pitch Stop Mount for 2015-2020 Subaru WRX STI heavy duty 9L Cummins W/ Electronic WastegateReduce drivetrain shudder under hard acceleration by installing a PERRIN Pitch Stop mount. The factory pitch stop mount is designed to control the pitching of the engine and transmission under light to normal acceleration. Subaru's with power and drivetrain upgrades will need PERRIN's more aggressive option. Under hard acceleration, the drivetrain is being twisted front to back from front axle torque twist. To control this front to back twisting,