The FTI Street Brawler 11-inch torque converter for 4R70/AODE applications uses an 11 3/8-inch bolt circle and a 2600 rpm stall to tighten launches and add midrange responsiveness for street-driven builds. It’s intended for aggressive street use where improved engagement and throttle feel matter. FTI rates this converter to 450 HP maximum, emphasizing practical durability alongside stronger engagement.
FTI 11in 4R70/AODE Street Brawler Series - 11 3/8in BC - 2600 Stall