it does NOT come with an extinguisher

making them the ideal upgrade for those looking to protect their S54 engine from failure

OS Giken SuperLock LSD for BMW E32 735i / 740i / 750i / 750iL – High-Performance Limited Slip Differential Upgrade

Rally Road is offering a Limited Lifetime Warranty on this part

OPTIONAL FUEL RAIL PLUMBING KIT

B58 Pro-Xtreme Valve & Valve Spring Kit 330xi it does NOT come withSimplify your next B58 engine build with this all in one Competition Valve & Spring Kit, now available from 5150 AutoSport. Featuring Ferrea's single groove stainless steel valves and a complete high performance valve spring kit, this package eliminates the guessworkgiving engine builders a reliable, track proven solution in a single click. Built for Power. Engineered for RPM. This kit includes standard size Ferrea Competition Plus intake and exhaust