CTS Turbo BMW S63 F10 M5/M5C & F06/F12/F13 M6/M6C High-Flow CATS

CTS Turbo's high-flow catalytic converters are engineered specifically for the S63 twin-turbo V8 in F10 M5 and F06/F12/F13 M6 variants including Competition models. These performance cats significantly reduce exhaust restriction compared to factory units while maintaining emissions compliance. Designed to work seamlessly with tuned ECUs, they unlock improved throttle response and allow the twin-turbo system to breathe more efficiently. Precision-manufactured for direct bolt-on installation, these high-flow cats deliver measurable gains in a quality upgrade built for demanding BMW performance applications.