Performance & Replacement Transmission & Drivetrain Parts

Differential, Eaton Detroit Truetrac, 1.370 in. Axle Shaft Diameter, 34-Spline, Ford, 9.75 in., Each

Part Number: ETN-913A477

4.71 out of 5 stars ( 14 )

Estimated Ship Date: Monday 12/22/2025

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Differential, Posi Performance, Limited Slip, 30-Spline, GM, 12-Bolt, 3 Series, Each

Part Number: ETN-19587-010

4.79 out of 5 stars ( 14 )

Estimated Ship Date: Monday 12/22/2025

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Torque Converter, SRL Billet Series, 9.5 in. Diameter, 4L60E, 4L65E, Lockup, Each

Part Number: FTI-SRLS0082

4.67 out of 5 stars ( 3 )

Estimated Ship Date: Monday 12/22/2025

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Automatic Transmission Controllers, Sniper EFI, Controller With Power Harness, Sniper 1 applications, Kit

Part Number: SNE-551-101

Not Yet Reviewed

Estimated Ship Date: Monday 12/22/2025

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Gear, Ring and Pinion, EXCel, 3.73:1 Ratio, GM, 8.5/8.6 in., 10-Bolt, Set

Part Number: RMG-GM85373

4.09 out of 5 stars ( 11 )

Estimated Ship Date: Monday 12/22/2025

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Torque Converter, Holeshot, 1,800-2,200 rpm Stall Range, Chevy, THM350/THM400, Each

Part Number: BMM-20416

4.39 out of 5 stars ( 18 )

Estimated Ship Date: Monday 12/22/2025

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Throwout Bearing, Hydraulic, Self-aligning, 1.125 in. Input Shaft, T-56, 26-spline, Collar I.D. 4.68 Each

Part Number: MCL-14-302

2.88 out of 5 stars ( 8 )

Estimated Ship Date: Monday 12/22/2025

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Torque Converter, Pro LS, 12 in. Diameter, Chevy, 4L60E/4L65E/4L70E, 2,400-2,700 Stall, Each

Part Number: SUM-700338

4.0 out of 5 stars ( 4 )

Estimated Ship Date: Monday 12/22/2025

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Automatic Transmission Valve Bodies, Trans-Brake Valve Bodies, Full Manual, Billet Aluminum, Sportsman Brake, Chevy, TH400, Reverse Shift Pattern, Kit

Part Number: FTI-F4009B

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Monday 12/22/2025

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Transmission Pan, Stock, Steel, Black Powdercoat, Finned, 4L60, 4L60E, 700R4, Buick, Chevy, GMC, Pontiac, Each

Part Number: SUM-G3886B

4.62 out of 5 stars ( 77 )

Estimated Ship Date: Monday 12/22/2025

GM TORQUE CONVERTER 06-14 CORVETTE,6L80,6L85 TRIPLE CLUTCH 3200 STALL

Part Number: FTI-SRL80082-3C

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Monday 12/22/2025

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Torque Converter, 10 in. Diameter, Billet Cover, Powerglide, TH350, TH400, 3,700-4,100 Stall, Each

Part Number: SUM-700362-BC

3.0 out of 5 stars ( 2 )

Estimated Ship Date: Monday 12/22/2025

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Torque Converter, Pro LS, 11.8 in. Diameter, Chevy LS, 4L80E, 2.650 in. Hub Height, 2,600-2,800 Stall, Each

Part Number: SUM-700347

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Monday 12/22/2025

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Differential, Posi Performance, Limited Slip, 28-Spline, GM, 8.5 in., 3 Series, Each

Part Number: ETN-19557-010

4.73 out of 5 stars ( 15 )

Estimated Ship Date: Monday 12/22/2025

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Clutch Kit, StreetPro, Organic, 1 in.- 23-Spline, 10.5 in. Disc, Chrysler, Dodge, Plymouth, Kit

Part Number: MCL-75109

4.57 out of 5 stars ( 21 )

Estimated Ship Date: Monday 12/22/2025

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Ring and Pinion Installation Kit, GM 8.875 in., "C" Axle, 12-Bolt, 30-Spline Pinion, Kit

Part Number: RMG-8310191

4.05 out of 5 stars ( 20 )

Estimated Ship Date: Monday 12/22/2025

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Clutch and Flywheel Kit, SST, 1 1/8 in. Diameter Shaft, 10-Spline, 10.4 in. Diameter Disc, 164-Tooth Flywheel, Ford, Kit

Part Number: CTF-412115705

Not Yet Reviewed

Estimated Ship Date: Monday 12/22/2025

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Axles, Direct Fit, 1541H Steel, 28-Spline, C-Clip, Chevy, 8.2 in., 8.5 in., Kit

Part Number: SUM-700116

4.88 out of 5 stars ( 51 )

Estimated Ship Date: Monday 12/22/2025

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Servo, Externally Adjustable Low/Reverse, Aluminum, Blue Anodized, GM, 4L80-E, 4L85-E, Kit

Part Number: SOX-34914-28K

Not Yet Reviewed

Estimated Ship Date: Monday 12/22/2025

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Clutch Kit, 1.125 in. - 26-spline, Disc, Pressure Plate, Flywheel, Chevy, Pontiac, 5.7L LS, Kit

Part Number: LUK-04-905

4.23 out of 5 stars ( 13 )

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Manual Transmission, Magnum-F, 6 Gears, 1.125 in. - 26-spline, 31-spline Output, 2.97:1 First Gear Ratio, Tremec Magnum, Chevrolet, Pontiac, Each

Part Number: REM-TUET17638

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Monday 12/22/2025

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Automatic Shifter, Winters Sidewinder, Forward Pattern Valve Body, Standard Gate, GM, 700R4, 4L60, 4L60E, Each

Part Number: WPP-177-1

4.53 out of 5 stars ( 34 )

Estimated Ship Date: Monday 12/22/2025

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Clutch Kit, Super StreetPro, Organic/Ceramic, 1 1/16 in. Diameter Shaft, 10-Spline, 10.5 in. Diameter Disc, Kit

Part Number: MCL-75205

4.47 out of 5 stars ( 19 )

Estimated Ship Date: Monday 12/22/2025

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Manual Transmission and Installation Kit Combo, EasyFit Tremec TKX, 5 Gears, 1.125 in. - 26-spline, 31-spline Output, Mount, Buick, Chevy, Olds, Kit

Part Number: IST-EFKA1TKX

Not Yet Reviewed

Estimated Ship Date: Monday 12/22/2025

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Flexplate Spacer, Crankshaft, Steel, Natural, Chevy GM, LS/LSX, Gen III/IV, Includes Bolts, Kit

Part Number: SUM-704000

4.77 out of 5 stars ( 26 )

Estimated Ship Date: Monday 12/22/2025