B&M 83- GM RWD/4WD w/ 4L60E& 4L80E 31013P Magnum 6-speeds

Magnum 6-speeds

Blades are honed to a razor-like finish and have a tapered shape making the blade wider near the top where strength is needed and thinner at the bottom

8-Cylinder

High Quality Tube:

Optimize use of your engine's power band and improve vehicle run performance and driver gear changes with a rapid response

B&M 83- GM RWD/4WD w/ 4L60E& 4L80E 31013P Magnum 6-speedsShiftPlus, 4L60E and 4L80E B&M'specializes in performance automatic transmissions, torque converters, SFI approved flexplates, legendary automatic shifters, precision manual shifters, and many other transmission products including cast deep aluminum transmission pans, transmission coolers, and automatic transmission fluid. B&M Performance and Off Road has been at the vanguard of the growing automotive aftermarket since the early 1950s. Racers