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Receive Up To 30% Off Your Online Purchase Of Select Parts And Accessories
Use promotional code MMJ30 at checkout to receive 30% off the following categories: Select Brake Parts, Select Hi-Performance and Truck Accessories, Batteries, Paint, Splash Guards, Select Ventvisors & Bug Shields, Springs & Spacers, Water Pumps, Belts, A/C Parts, Starters, Alternators, Fuel Pumps, Radiators, Radiator Fans, Thermostats, Caps & Clamps, Clutches, Spark Plugs, Plug Wires, CV Axles, Battery Chargers & Booster Cables, OE Locks, Rack & Pinons, Window Motors, RainX Wipers, Appearance Chemicals, Floor Mats, Lift Equipment, Hand Tools, Travel Accessories, Car Covers, Seat Covers, Wheel Covers, Body Repair, Collectibles and Apparel.

Use promotional code MMJ20 at checkout to receive 20% off the following categories: Ignition, Shocks & Struts, Chassis, Jumpstarts, Air Filters, Oil Filters, Bearings & Seals, Engine Parts, Wash Accessories, Outdoor Lifestyle, Towing, Mini Air Compressors, Tire Repair Accessories, Mufflers, Grease/Oil, Additive Chemicals, P/S Pumps, Cooling Product, Timing Belts, Specialty Tools, Radiator Hose, Motor Mounts, Mirrors, Lug Nuts, Sealants/Adhesives, Fuel Filters, P/S Hoses, Gas Cans, Oil Change Accessories, Help, Wiper Motors, Loaner Tools, Air Compressors, Horns, Books, Distributors, Sun Control and Exhaust Adapters.

Use promotional code MMJ15 at checkout to receive 15% off the following categories: Test Equipment, Power Tools, Emergency Supplies, Electronics and Stereo & Accessories (MAP pricing Exclusions).

Offers not valid in combination with any other discounts, promotions or items already on sale. Not valid on gift cards, special orders, installed merchandise, commercial or fleet purchases. Those products that are included in these offers will be displayed in product search results and product detail pages. Excludes the following brands: WeatherTech, Champion, Powerstop, Razor, Traxxas, Superchips, Hypertech, Edge, Bully Dog, Diablo, Edelbrock, Holley, NOS, Proform, Specialty Auto, Autometer, Accel, K&N, Kenwood, Pioneer, Sony, Thule, Thule Karrite, JVC, Flowmaster, Hurst, B&M, MSD, Moog, Wagner, Philips and BBK Performance. Valid online until 11:59 PM EST on 11/22/17.

Receive 10% Off Wagner branded brake parts with your online purchase. Use promotional code: WAGNER10.

Receive 20% Off Select Champion branded products with your online purchase. Use promotional code: CHAMP20.

Receive 10% Off Select FelPro branded products with your online purchase. Use promotional code: FELPRO10.


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B&M  Shift Improver Kit 9982530
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  • Part #: 20260|
  • SKU: 9982530

4 days after 6 p.m.


    • Shift Improver Kit - Buick, Chevrolet, GMC, Oldsmobile, Pontiac - 1965 to 1987 TH400, 375 and M40
    • Provides Crisp Shifts On Any Stock Automatic Transmissions
Retail
$41.99

B&M Shift Improver Kit

The B&M Shift Improver Kit is 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 and Strip. It's our least expensive and simplest to install kit. All you need is 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 satisfied customers that have installed one in their transmissions!
  • Shift Improver Kit - Buick, Chevrolet, GMC, Oldsmobile, Pontiac - 1965 to 1987 TH400, 375 and M40
  • 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
  • Stage 1 - Firm Positive Shifts Without Loss Of Driver Comfort For Improved Performance In All Street Vehicles. Recommended For Regular Passenger Vehicles.
  • Stage 2 - 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
Shift Improver Kit For 65-87 TH400 Transmission

Instructions
Yes
Gaskets
included

9982530

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