ACT 04-20 WRX STI Mod Twin HD Race Kit Sprung Mono-Drive Hub Torque Cap 895ft/lbs Not For Street Use Brand_OMP Some applications depending on the

Some applications depending on the design will call for 3/16″

Black spokes and center ring

Note: Movement of the primary oxygen sensor (between the exhaust housing and the downpipe) changes the report of the sensor to the ECU due to exhaust pressure differences

Increased bottom-end power and spool

Soric Honeycomb Core

ACT 04-20 WRX STI Mod Twin HD Race Kit Sprung Mono-Drive Hub Torque Cap 895ft/lbs Not For Street Use Brand_OMP Some applications depending on theT1R S05 Mod Twin 225 HD Sprung Race Kit performs aggressive launches and smoother shifting in high powered AWDs by combining twice the ceramic friction surfaces with an ultra durable Mono Drive sprung hub assembly in a completely modular design. Each diaphragm spring endures an exclusive four stage heat treating process providing a consistent light pedal feel. Puck style Friction Plates with high quality ceramic friction materials deliver high