and Performance Parts and Accessories

Product #: 223075
In Stock Now!
B&M; Shift Improver Kit; 1982-93 GM TH700-R4/4L60
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/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 satisfied customers that have installed one in their transmissions!
Stage 1 Heavy Duty:- For firm positive shifts without loss of driver comfort for improved performance in all street vehicles. Recommended for regular passenger vehicles.
- 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.
Both stages are included in this kit.
Key Features:- Provides crisp shifts on any stock automatic transmission
- Elimination of soft sluggish shifts, shift overlap, excess wear on clutches and bands due to slippage
- Improves transmission life
- Transmission removal not required
This product fits the following vehicle applications. Click to view individual years.

Buick LeSabre 1988-1988
Buick Regal 1984-1984
Buick Roadmaster 1991-1993
Chevrolet Astro 1985-1993
Chevrolet Blazer 1989-1993
Chevrolet Camaro 1984-1993
Chevrolet Caprice 1984-1993
Chevrolet G10 1984-1993
Chevrolet G20 1984-1993
Chevrolet G30 1984-1993
Chevrolet Impala 1984-1985
Chevrolet K5 Blazer 1984-1984
Chevrolet S10 1988-1993
Chevrolet S10 Blazer 1988-1993
GMC G1500 1983-1992
GMC G2500 1983-1992
GMC G3500 1983-1992
GMC Jimmy 1982-1992
GMC S15 1983-1990
GMC S15 Jimmy 1983-1991
GMC Safari 1985-1992
GMC Sonoma 1991-1993
GMC Syclone 1991-1991
GMC Typhoon 1992-1992
GMC Yukon 1992-1992
Oldsmobile Bravada 1991-1992
Oldsmobile Custom Cruiser 1988-1992
Pontiac Bonneville 1983-1986
Pontiac Firebird 1983-1993
Pontiac Grand Prix 1983-1986
Pontiac Parisienne 1983-1986
Pontiac Safari 1988-1988
Shipping Dimensions
- Weight: 3 Lbs
- Dimensions: 3" x 14" x 11"
- Freight Type: Standard
- Non-Emissions: This product does not require an EO in California. By nature of its design, it is legal for sale and use in all 50 states. Replacement parts included.
Special Order Information
Special order items are items that are made specifically to your desired product specifications.
Because these products are produced especially for you, special orders must be prepaid in full and are non-returnable.
Contact us during normal business hours to place your order.
Drop Ship Information
Dropship items are non-stocking items that are shipped directly from our supplier to you. We are able to reduce transit time and speed up delivery by shipping these items directly to you. Dropship items are not available for pickup in our warehouse showroom.
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