B&M; Transpak Shift Kit; 1982-93 GM TH700-R4/4L60
The next step up from the Shift Improver Kit is the Transpak. It has all the features in the Shift Improver Kit, plus it provides additional driver manual control (TH400, TH350 only). Most stock automatic transmissions won't...
B&M; Transpak Shift Kit; 1968-81 GM TH350/375B/M38
The next step up from the Shift Improver Kit is the Transpak. It has all the features in the Shift Improver Kit, plus it provides additional driver manual control (TH400, TH350 only). Most stock automatic transmissions won't...
B&M; Transpak Shift Kit; 1965-87 GM TH400/375/M40
The next step up from the Shift Improver Kit is the Transpak. It has all the features in the Shift Improver Kit, plus it provides additional driver manual control (TH400, TH350 only). Most stock automatic transmissions won't...
69-Up Shift Kit W/350 Stick Sh
Transmission Shift Kits: Turbo Hydromatic 350. Full manual stick shift. Full race. Competition - off road and pro-street. Back shifts at your command. Converts back to automatic. 4 lbs. for use with THM350 (1969-up). If you...
67-73 Shift Kit W/Pwrglde Tran
Transmission Shift Kits: Stick or automatic shifts. Full race, street and strip use. Back shifts at your command. 3 lbs. or use with Powerglide (1967-73). If you want performance shifts, more firmness, shift control and...
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...
B&M; Shift Improver Kit; 1993-06 GM 4L60E
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...
B&M; Super Trans Kit; 1987-93 GM TH-700R4
B&M Tranny In a Box! This is the most comprehensive kit available. Provides parts or necessary part numbers to upgrade your transmission into a true performance transmission. Comes with instruction sheets that provide the...
B&M; Super Trans Kit; 1965-87 GM TH400/375/M40
B&M Tranny In a Box! This is the most comprehensive kit available. Provides parts or necessary part numbers to upgrade your transmission into a true performance transmission. Comes with instruction sheets that provide the...
B&M; Super Trans Kit; 1968-81 GM TH350/375B/M38
B&M Tranny In a Box! This is the most comprehensive kit available. Provides parts or necessary part numbers to upgrade your transmission into a true performance transmission. Comes with instruction sheets that provide the...
B&M; Electronic Speedometer; TH200/TH350/700R4/4L60/200-4R; Torque Converter Lock Up Control
This unit provides control over torque converter lockup through vehicle speed on GM transmissions with a lockup converter. Eliminates converter lock and unlock cycling and premature unwanted converter lockup avoiding engine...
B&M; Electronic Speedometer; TH200/TH350/700R4/4L60/200-4R; Torque Converter Lock Up Control
Classic $319.99 set
B&M; GM TH200/TH350/700R4/4L60/200-4R; Torque Converter Lock Up Control; Mechanical Speedometer
This unit provides control over torque converter lockup through vehicle speed on GM transmissions with a lockup converter. Eliminates converter lock, unlock cycling and premature unwanted converter lockup avoiding engine...
B&M; GM TH200/TH350/700R4/4L60/200-4R; Torque Converter Lock Up Control; Mechanical Speedometer
Classic $309.99 set
Bowler Performance 700-R4 Transmission Lock-Up Control Module Set
This unit provides control over torque converter lockup through vehicle speed on GM transmissions with a lockup converter. Eliminates converter lock and unlock cycling and premature unwanted converter lockup avoiding engine...
Bowler Performance 700-R4 Transmission Lock-Up Control Module Set
Classic $228.99 set
Bowler Lock-Up Control Module 200-4R
This unit provides control over torque converter lockup through vehicle speed on GM transmissions with a lockup converter. Eliminates converter lock and unlock cycling and premature unwanted converter lockup avoiding engine...
B&M; Transpak Shift Kit; 1968-84 GM TH350C/Lockup
The next step up from the Shift Improver Kit is the Transpak. It has all the features in the Shift Improver Kit, plus it provides additional driver manual control (TH400, TH350 only). Most stock automatic transmissions won't...
B&M; ShiftPlus Shift Improver; GM 4L60E/4L80E
The ShiftPlus™ shift firmness not only makes driving more fun and pleasurable, but slippage and heat are reduced - extending the life of your transmission! ShiftPlus™ simply recalibrates your transmission's...
B&M; Kick Down Switch Kit For 223031A TH400 Trans
Kick Down kit for use with the 223031A B&M TH400 transmission.
B&M; Shift Improver Kit; 1981-90 GM TH2004R
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...
B&M; Shift Improver Kit; 1968-81 GM TH350/375B/M38
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...
B&M; Shift Improver Kit; 1965-87 GM TH400/TH375/TH4745/M40
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...