F90 F92 F93 F91 S63TU Water Methanol Injection Kit, JB4 FSB Integrated, BMS BM7 Nozzles, Part Number WMI-S63TU

For the F90 M5, F92 M8, F93 M8 GC and F91 M8 Convertible - all S63TU-powered - this is the no-nonsense water meth kit enthusiasts actually specify: BMS hardware, BM7 nozzles, F90-specific nozzle adapters, and full JB4 FSB integration.

• Stage 2 & track day ready: Delivers progressive, load-locked injection via boost, RPM, throttle position and intake temp - no standalone tuning needed
• Decat or fast road? It’s your safety net: Cools charge temps, suppresses knock, and effectively raises octane on pump fuel - critical for high-boost S63TU builds
• No guesswork plumbing: Includes Aquatec pump, high-speed solenoid, in-line filter, compression fittings and 15 ft fluid line - leak-free from day one
• 1 or 2 gallon tank options: Clear 1-gallon (for visibility) or black 2-gallon (for extended track sessions); both include mounting hardware and cap
• Search terms covered: F90 M5 water meth, F92 M8 WMI, S63TU stage 2, JB4 FSB S63TU, BMW decat support, fast road S63TU, track day M5 M8, BMS WMI kit

What’s included: WMI pump + solenoid + filter assembly, JB4 FSB module, two BM7 nozzles, F90 plug-and-play nozzle adapters, tank + cap + fittings, 15 ft fluid line, 15 ft wiring, 10A fuse, grounding forks. Mounting brackets not supplied - firewall, boot floor or washer reservoir are common DIY locations.