B&M Transmissions

Automatic Transmission Controllers, Kickdown Switches, Buick, Chevy, GMC, Oldsmobile, Pontiac, TH400, Kit

Part Number: BMM-20297

4.3 out of 5 stars ( 43 )

Estimated Ship Date: Today

Shift Improver, Chevy, TH350, Each

Part Number: BMM-30262

4.72 out of 5 stars ( 25 )

Estimated Ship Date: Today

Transmission Upgrade Kit, Shift Improver, GM, TH400, TH375, M40, Each

Part Number: BMM-20260

4.81 out of 5 stars ( 16 )

Estimated Ship Date: Today

Transmission Upgrade Kit, Shift Improver, GM, 700R4, 4L60, Each

Part Number: BMM-70239

4.65 out of 5 stars ( 20 )

Estimated Ship Date: Today

Filter Extension For 70289, 700R4

Part Number: BMM-70288

4.67 out of 5 stars ( 3 )

Estimated Ship Date: Today

Automatic Transmission Kickdown Kit, Carburetor/Fuel Injection, Buick, Chevy, Oldsmobile, Pontiac, 700R4, Kit

Part Number: BMM-70242

3.8 out of 5 stars ( 10 )

Estimated Ship Date: Today

Transmission Upgrade Kit, Shift Improver, Ford, C-6, Each

Part Number: BMM-40262

4.75 out of 5 stars ( 8 )

Estimated Ship Date: Today

Automatic Transmission Kickdown Kit, Carburetor/Fuel Injection, Buick, Chevy, Oldsmobile, Pontiac, TH350, Kit

Part Number: BMM-30287

4.7 out of 5 stars ( 10 )

Estimated Ship Date: Today

Transmission Upgrade Kit, Shift Improver, GM, 4L60E, Each

Part Number: BMM-70360

4.82 out of 5 stars ( 11 )

Estimated Ship Date: Today

Transmission Upgrade Kit, Shift Improver, Ford, C-4, Each

Part Number: BMM-50262

2.33 out of 5 stars ( 6 )

Estimated Ship Date: Today

Shift Improver, Chrysler, 727, A-904, Each

Part Number: BMM-10226

4.25 out of 5 stars ( 4 )

Estimated Ship Date: Today

Speedo Cable for 70244 is a service part for GM Converter Lock-Up Control Kit - 70244

Part Number: BMM-70208

5.0 out of 5 stars ( 2 )

Estimated Ship Date: Today

Transmission Upgrade Kit, Shift Improver, GM, 200-4R, Each

Part Number: BMM-35265

5.0 out of 5 stars ( 2 )

Estimated Ship Date: Today

Transmission Upgrade Kit, Shift Improver, GM, TH400, 3L80, Each

Part Number: BMM-20261

5.0 out of 5 stars ( 5 )

Estimated Ship Date: Nov 20, 2025 if ordered today

• Drop Ship
• Special Order

Transmission Upgrade Kit, Shift Improver, Ford, C-4, Each

Part Number: BMM-50260

5.0 out of 5 stars ( 3 )

Estimated Ship Date: Today

Shift Improver, Chrysler, 727, A-904, Each

Part Number: BMM-10225

4.0 out of 5 stars ( 4 )

Estimated Ship Date: Today

Transmission Filter Extension, Replacement, For BMM-70260, GM, 4L60E, Each

Part Number: BMM-70354

3.67 out of 5 stars ( 3 )

Estimated Ship Date: Today

Transmission Filter Extension, Cast Aluminum, for BMM-30280/BMM-30289, Each

Part Number: BMM-30284

5.0 out of 5 stars ( 2 )

Estimated Ship Date: Today

Shift Improver, ShiftPlus Electronic, GM 4L60E, 4L80E, Each

Part Number: BMM-70380

3.82 out of 5 stars ( 11 )

Estimated Ship Date: Nov 20, 2025 if ordered today

• Drop Ship
• Special Order

Transmission Filter Extension, Cast Aluminum, for BMM-10280, Each

Part Number: BMM-10279

Not Yet Reviewed

Estimated Ship Date: Nov 21, 2025 if ordered today

• Drop Ship
• Special Order

Remote Transmission Filter, 3/4-16 in. Thread, Kit

Part Number: BMM-80277

3.67 out of 5 stars ( 6 )

Estimated Ship Date: Today