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B&M Shift Improver Kits, Manualpak and Shift Plus

The B&M Shift Improver Kit the easiest way to get the stout performance you've always wanted out of your automatic transmission - and you get two modes of performance to select from: Heavy Duty, or Street/Strip. It's our least expensive and simplest to install kit. All you need are a few dollars and some hand tools! In the space of an afternoon, you can turn your transmission into a B&M-tuned unit! Just ask the thousands of satisified customers that have installed one in their transmissions!

Stage 1 - Heavy Duty
Firm positive shifts without loss of driver comfort for improved performance in all street vehicles. Recommended for regular passenger vehicles.

Stage 2 - Street/Strip
Provides very positive shifts for high performance street use or for competitive events. This model is for the enthusiast who wants the hardest, quickest possible shift.
  • Provides crisp shifts on any stock automatic transmissions.
  • Elimination of soft sluggish shifts, shift overlap, and excess wear on clutches and bands due to slippage.
  • Improves transmission life.
  • Transmission removal not required
 
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This automatic transmission valve body modification offers full manual control by eliminating all automatic shift features. Not recommended for street use except in the most hard-core applications
Part# Applications Price
20219 GM TH-400, 375, M40 '68-'87 ManualPak
$82.00

 

ShiftPlus Electronic Shift Improver

ShiftPlus simply recalibrates your transmission's hydraulic system electronically. The ShiftPlus shift firmness not only makes driving more fun and pleasurable, but slippage and heat are reduced - extending the life of your transmission! Anyone can install a B&M ShiftPlus in minutes with a few simple hand tools. This new design allows you to improve the transmission's shifting performance without removing the transmission pan or valve body. The B&M ShiftPlus electronically enhances shift quality and is adjustable. A simple flip of the switch allows the transmission to operate in the performance mode. Flip it back and you are back to stock!

  • Installs in minutes.
  • Reduces slippage and heat!
  • 50 state emissions legal.
  • For late model automatic transmission equipped vehicles.

 
Part# Applications Price
70380 For GM rear wheel drive and 4wd trans code MT1 or M30 (RPO code found on sticker in glove box) '93-'98 Suburban, Tahoe, Blazer (C/K, S/T), pickup (C&K) 1500, 2500, 3500, Impala, Camaro, Firebird & '94-'98 Corvette.
$41.00
70381 For Ford rear wheel drive and 4wd vehicles trans code D,E,P,U,H,L & V (found on plate on driver door post) '97 Expedition/Navigator, '95-'97 Explorer, '95-'97 pickup F-150, F-250, '94-'97 F-350, '94-'97 Mustang, Thunderbird & Cougar, '93-'97 Lincoln Mark VIII.
$41.00

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