CHEVROLET SILVERADO 2500 HD Automatic Transmission Shift Kits

Shift Kit, Automatic Type, GM, 4L80E, 4L85E, Forward/Standard Shift Pattern, Kit

Part Number: TRG-4L80E-HD2

4.64 out of 5 stars ( 58 )

Estimated Ship Date: Today

• Free Shipping

Automatic Shift Kit, 6L80, 6L80E, 6L90, 6L90E, Cadillac, Chevrolet, GMC, Hummer, Pontiac, Kit

Part Number: TRG-SK6L80

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Today

Automatic Transmission Shift Kits, Reprogramming Kit, Performance/Tow/Haul, GM, 6L45, 6L50, 6L80, 6L90, Kit

Part Number: TRG-6L80-TOW-PRO

5.0 out of 5 stars ( 2 )

Estimated Ship Date: Today

• Free Shipping

Shift Kit, Stick Type, Full Manual, GM, 4L80E, Competition, Off-Road, Pro-Street, Kit

Part Number: TRG-4L80E-3

5.0 out of 5 stars ( 3 )

Estimated Ship Date: Today

• Free Shipping

Automatic Transmission Shift Set, Performance, with EPC Boost Pressure Relief Valve System, for 4L80E, 4L85E, Kit

Part Number: TRG-SK4L80E

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Today

Shift Kit, Performance, Chevy, GMC, Allison, 1000, 2000, 2400, Kit

Part Number: TRG-SKALLISON-JR

4.8 out of 5 stars ( 5 )

Estimated Ship Date: Today

Shift Kit, Automatic Type, Chevy, GMC, Allison, 1000, 2000, 2400, Towing, Heavy Duty, Each

Part Number: TRG-ALLISON-SK

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Nov 30, 2026 if ordered today

• Drop Ship
• Free Shipping
• Special Order

Trans Brake Kit

Part Number: TRG-4L80-D3BRKIT

Not Yet Reviewed

Estimated Ship Date: Nov 30, 2026 if ordered today

• Drop Ship
• Free Shipping
• Special Order

Transmission Upgrade Kit, Trans-Scat, Chevy, GMC, Bentley, Hummer, Jaguar, Rolls Royce, 4L80E, Each

Part Number: TCI-276005

4.0 out of 5 stars ( 1 )

Estimated Ship Date: Dec 28, 2026 if ordered today

• Drop Ship
• Special Order