Transmission Specialties - Free Shipping on Orders Over $109 at Summit Racing

Transmission Specialties Lock-Up Street/Strip 2,500-2,900 Stall Torque Converter 10051XLS

Transmission Specialties Lock-Up Street/Strip 2,500-2,900 Stall Torque Converter 10051XLS

10" 4L60/700R4 BILLETCOVER AND L/U PLATE-LOCK UP PISTON-2500-2900 RPMS

Part Number: TOS-10051XLS

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Estimated Ship Date: Nov 17, 2025 if ordered today

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Estimated Ship Date: Nov 17, 2025 if ordered today

Transmission Specialties Lock-Up Street/Strip 3,300-3,700 Stall Torque Converter 10091MS

10" 4L80E BILLET COVER AND PISTON FOR 4L80E TRAN-FOR NON LSI MOTOR-3300-3700RPMS

Part Number: TOS-10091MS

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Estimated Ship Date: Nov 17, 2025 if ordered today

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Estimated Ship Date: Nov 17, 2025 if ordered today

Transmission Specialties Lock-Up Street/Strip 3,700-4,100 Stall Torque Converter 10070HS

10"4L60E LSI BILLET COVER AND L/U PISTON--3700-4100 RPMS

Part Number: TOS-10070HS

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Estimated Ship Date: Nov 17, 2025 if ordered today

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Estimated Ship Date: Nov 17, 2025 if ordered today

Transmission Specialties Lock-Up Street/Strip 2,900-3,300 Stall Torque Converter 10070LS

10"4L60E LSI BILLET COVER AND L/U PISTON--2900-3300 RPMS

Part Number: TOS-10070LS

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Estimated Ship Date: Nov 17, 2025 if ordered today

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Estimated Ship Date: Nov 17, 2025 if ordered today

Transmission Specialties Lock-Up Street/Strip 3,300-3,700 Stall Torque Converter 10070MS

10"4L60E LSI BILLET COVER AND L/U PISTON--3300-3700 RPMS

Part Number: TOS-10070MS

Not Yet Reviewed

Estimated Ship Date: Nov 17, 2025 if ordered today

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Estimated Ship Date: Nov 17, 2025 if ordered today

Transmission Specialties Lock-Up Street/Strip 4,100-4,500 Stall Torque Converter 10070XHS

10"4L60E LSI BILLET COVER AND L/U PISTON--4100-4500 RPMS

Part Number: TOS-10070XHS

Not Yet Reviewed

Estimated Ship Date: Nov 17, 2025 if ordered today

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Estimated Ship Date: Nov 17, 2025 if ordered today

Transmission Specialties Lock-Up Street/Strip 2,500-2,900 Stall Torque Converter 10070XLS

10"4L60E LSI BILLET COVER AND L/U PISTON--2500-2900 RPMS

Part Number: TOS-10070XLS

Not Yet Reviewed

Estimated Ship Date: Nov 17, 2025 if ordered today

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Estimated Ship Date: Nov 17, 2025 if ordered today

Transmission Specialties Lock-Up Street/Strip 3,700-4,100 Stall Torque Converter 10080HS

10" 6L80 BILLET COVER AND PISTON FOR 6L80 TRANS--3700-4100 RPMS

Part Number: TOS-10080HS

Not Yet Reviewed

Estimated Ship Date: Nov 17, 2025 if ordered today

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Estimated Ship Date: Nov 17, 2025 if ordered today

Transmission Specialties Lock-Up Street/Strip 3,300-3,700 Stall Torque Converter 10080MS

10" 6L80 BILLET COVER AND PISTON FOR 6L80 TRANS--3300-3700 RPMS

Part Number: TOS-10080MS

Not Yet Reviewed

Estimated Ship Date: Nov 17, 2025 if ordered today

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Estimated Ship Date: Nov 17, 2025 if ordered today

Transmission Specialties Lock-Up Street/Strip 4,100-4,500 Stall Torque Converter 10080XHS

GM 6L80 TORQUE CONVERTER

Part Number: TOS-10080XHS

Not Yet Reviewed

Estimated Ship Date: Nov 17, 2025 if ordered today

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Estimated Ship Date: Nov 17, 2025 if ordered today

Transmission Specialties Lock-Up Street/Strip 3,700-4,100 Stall Torque Converter 10090HS

10" 4L80E BILLET COVER AND PISTON FOR 4L80E TRAN--3700-4,100 RPMS

Part Number: TOS-10090HS

Not Yet Reviewed

Estimated Ship Date: Nov 17, 2025 if ordered today

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Estimated Ship Date: Nov 17, 2025 if ordered today

Transmission Specialties Lock-Up Street/Strip 3,700-4,100 Stall Torque Converter 10091HS

10" 4L80E BILLET COVER AND PISTON FOR 4L80E TRAN-FOR NON LSI MOTOR-3700-4100 RPMS

Part Number: TOS-10091HS

Not Yet Reviewed

Estimated Ship Date: Nov 17, 2025 if ordered today

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Estimated Ship Date: Nov 17, 2025 if ordered today

Transmission Specialties Parts and Accessories