ATI Performance Products Parts and Accessories

Automatic Transmission Case, Aluminum, Natural, TH400, GM, Each

Part Number: ATI-400013

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Estimated Ship Date: Jan 19, 2026 if ordered today

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Automatic Transmission Case, Aluminum, Natural, TH400, GM, Each

Part Number: ATI-400011

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Monday 1/5/2026

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TRANSMISSION

Part Number: ATI-401360DF

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• Core Charge $300.00
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PG - GEARSET - 1.58 STRAIGHT CUT SONNAX 28 - PG 17 SPLINE SUN GEAR

Part Number: ATI-203938

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Estimated Ship Date: Jan 16, 2026 if ordered today

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Automatic Transmission Gears, Shorty, Planetary, Vasco Steel, 1.64:1 First Gear Ratio, GM, Powerglide, Kit

Part Number: ATI-204885V

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Estimated Ship Date: Jan 16, 2026 if ordered today

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Automatic Transmission Gears, High-Impact, Planetary, Vasco Steel, 1.64:1 First Gear Ratio, GM, Powerglide, Kit

Part Number: ATI-204886V

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Estimated Ship Date: Jan 16, 2026 if ordered today

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PG - GEARSET - 1.64 VASCO SG2 SUN PG OUT STRAIGHT - 18 SHORTY - 12DP

Part Number: ATI-204887VS

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Estimated Ship Date: Jan 16, 2026 if ordered today

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PG - GEARSET - 1.80 VASCO SG2 SUN PG OUT STRAIGHT - 18 SHORTY - 12DP

Part Number: ATI-204998VS

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Estimated Ship Date: Jan 16, 2026 if ordered today

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PG - GEARSET - 1.80 VASCO SG2 SUN PG OUT STRAIGHT - 28 - 12DP

Part Number: ATI-204999VS

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Estimated Ship Date: Jan 16, 2026 if ordered today

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PG - GEARSET - 1.64 VASCO SG2 SUN PG OUT STRAIGHT - 28 - 12DP

Part Number: ATI-204888VS

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Estimated Ship Date: Jan 16, 2026 if ordered today

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PG - GEARSET - 1.64 VASCO SG4 SUN 400 OUT STRAIGHT - 18 SHORTY - 12DP

Part Number: ATI-204898VS

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Estimated Ship Date: Jan 16, 2026 if ordered today

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PG - GEARSET - 1.64 VASCO SG4 SUN 400 OUT STRAIGHT - LIGHTWEIGHT -18 SHORTY - 12DP

Part Number: ATI-204898VS-LWT

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Estimated Ship Date: Jan 16, 2026 if ordered today

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PG - GEARSET - 1.64 VASCO SG4 SUN 400 OUT STRAIGHT - 28 - 12DP

Part Number: ATI-204900VS

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Estimated Ship Date: Jan 16, 2026 if ordered today

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PG - GEARSET - 1.64 VASCO SG4 SUN 400 OUT STRAIGHT - LIGHTWEIGHT -28 - 12DP

Part Number: ATI-204900VS-LWT

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Estimated Ship Date: Jan 16, 2026 if ordered today

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PG - GEARSET - 1.82 VASCO SG4 SUN 400 OUT STRAIGHT - 28 - 12DP

Part Number: ATI-204907VS

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Estimated Ship Date: Jan 16, 2026 if ordered today

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PG - GEARSET - 1.82 VASCO SG4 SUN 400 OUT STRAIGHT - 18 SHORTY - 12DP

Part Number: ATI-204908VS

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Estimated Ship Date: Jan 16, 2026 if ordered today

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BUILDER KIT - 8 - BOLT TOGETHER - LOCK UP - COMPLETE KIT LESS CONVERTER CORE

Part Number: ATI-408851K

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Estimated Ship Date: Jan 16, 2026 if ordered today

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350 - TRANSMISSION - STREET/STRIP - CHEVY - 6 EXT

Part Number: ATI-351000

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Estimated Ship Date: Jan 16, 2026 if ordered today

• Core Charge $300.00
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TURBO

Part Number: ATI-351470DF

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Estimated Ship Date: Jan 16, 2026 if ordered today

• Core Charge $300.00
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400 - SUPER CASE - MACHINED CASTING - LOCK-UP - W/ SENSOR PORTS

Part Number: ATI-400013MD-LU

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Estimated Ship Date: Jan 16, 2026 if ordered today

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400 - GEARSET - 2.10 1.40 - 6 PINION STR8 CUT - COAN - OEM SIZE - BLR - 1PC BILLET SUN TUBE

Part Number: ATI-404210

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Estimated Ship Date: Jan 16, 2026 if ordered today

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CONVERTER - 10.5 - OUTLAW - BOLT TOGETHER - LOCK-UP

Part Number: ATI-408430LU

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Estimated Ship Date: Jan 16, 2026 if ordered today

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ADAPTER KIT - NISSAN TB48 TO CHEVY TRANS - NON LOCK-UP

Part Number: ATI-915223

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Estimated Ship Date: Jan 5, 2026 if ordered today

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ADAPTER KIT - TOYOTA 1FZ TO CHEVY PG & 400 NON LOCKUP

Part Number: ATI-915224

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Estimated Ship Date: Jan 5, 2026 if ordered today

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400 - TRANSMISSION - OEM CASE - FUEL COMP - MAN REV - T400

Part Number: ATI-401600

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Estimated Ship Date: Jan 5, 2026 if ordered today

• Core Charge $250.00
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