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Classic Tube Automatic Transmission Modulator Lines

4.07 out of 5 stars 14 Customer Reviews

Get the right replacements for your classic from Classic Tube. Their automatic transmission modulator lines are crafted from steel or stainless steel using state-of-the-art computerized CNC tubing benders and are perfectly end formed. They match the original lines to OEM specifications, so you'll have no trouble finding the right fitment for your application. For automatic transmission modulator lines, check out the manufacturer of pre-bent tubing products for automotive applications--Classic Tube.

Results 1 - 25 of 45

Automatic Transmission Modulator Line, Stainless Steel, Chevy, GMC, TH350, Each

Part Number: CST-CTM1002-SS

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Today

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Automatic Transmission Vacuum Line, Modualtor, 1/4 in. O.D., Fits Models with Factory Equipped V8 Engines Only, Steel, Ford, C4, Each

Part Number: CST-MUM1003-OE

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Today

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Automatic Transmission Modulator Line, Stainless Steel, Chevy, TH400, Each

Part Number: CST-CEM1001-SS

4.0 out of 5 stars ( 4 )

Estimated Ship Date: Today

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Automatic Transmission Modulator Line, Steel, Chevy, TH400, Each

Part Number: CST-CEM1001-OE

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Today

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Automatic Transmission Modulator Line, Steel, Chevy, Powerglide, TH350, Each

Part Number: CST-CEM1002-OE

Not Yet Reviewed

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Transmission Modulator Line, Steel, Ford, C-6, Fits Models with Factory Equipped V8 Engines Only, Each

Part Number: CST-MUM1006-OE

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Today

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Transmission Modulator Line, Steel, Ford, C-4, Fits Models with Factory Equipped V8 Engines Only, Each

Part Number: CST-MUM1005-OE

Not Yet Reviewed

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Automatic Transmission Modulator Line, Steel, Chevy, TH400, Each

Part Number: CST-CAM1002-OE

5.0 out of 5 stars ( 2 )

Estimated Ship Date: Oct 6, 2025 if ordered today

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Estimated Ship Date: Oct 6, 2025 if ordered today

Transmission Modulator Line, Stainless, Ford, C-6, Fits Models with Factory Equipped V8 Engines Only, Each

Part Number: CST-MUM1006-SS

Not Yet Reviewed

Estimated Ship Date: Oct 6, 2025 if ordered today

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Estimated Ship Date: Oct 6, 2025 if ordered today

Transmission Modulator Line, Steel, Ford, C-6, Models with Factory Equipped 351 4-barrel Carb Engines Only

Part Number: CST-MUM1015-OE

Not Yet Reviewed

Estimated Ship Date: Oct 6, 2025 if ordered today

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Estimated Ship Date: Oct 6, 2025 if ordered today

Transmission Modulator Line, Stainless, Ford, C-4, Fits Models with Factory Equipped V8 Engines Only, Each

Part Number: CST-MUM1005-SS

Not Yet Reviewed

Estimated Ship Date: Oct 6, 2025 if ordered today

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Estimated Ship Date: Oct 6, 2025 if ordered today

Automatic Transmission Modulator Line, Steel, Chevy, TH400, Fits Models with Factory Equipped 350 Engine Only

Part Number: CST-CAM1006-OE

Not Yet Reviewed

Estimated Ship Date: Oct 6, 2025 if ordered today

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Estimated Ship Date: Oct 6, 2025 if ordered today

Automatic Transmission Modulator Line, Stainless Steel, Chevy, TH400, Each

Part Number: CST-CEM1005-SS

Not Yet Reviewed

Estimated Ship Date: Oct 6, 2025 if ordered today

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Estimated Ship Date: Oct 6, 2025 if ordered today

Transmission Modulator Line, Stainless, Ford, C-6, Fits Models with Factory Equipped V8 Engines Only, Each

Part Number: CST-MUM1008-SS

Not Yet Reviewed

Estimated Ship Date: Oct 6, 2025 if ordered today

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Automatic Transmission Modulator Line, Steel, Chevy, TH350, Right Side Modulator Only, Each

Part Number: CST-CAM1003-OE

Not Yet Reviewed

Estimated Ship Date: Oct 6, 2025 if ordered today

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Estimated Ship Date: Oct 6, 2025 if ordered today

Transmission Modulator Line, Steel, Ford, C-4, Fits Models with Factory Equipped 289 Engines Only, Each

Part Number: CST-MUM1002-OE

Not Yet Reviewed

Estimated Ship Date: Oct 6, 2025 if ordered today

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Estimated Ship Date: Oct 6, 2025 if ordered today

Automatic Transmission Modulator Line, Stainless Steel, Chevy, TH400, Each

Part Number: CST-CAM1002-SS

3.0 out of 5 stars ( 1 )

Estimated Ship Date: Oct 6, 2025 if ordered today

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Estimated Ship Date: Oct 6, 2025 if ordered today

Transmission Modulator Line, Stainless, Ford, C-4, Fits Models with Factory Equipped V8 Engines Only, Each

Part Number: CST-MUM1003-SS

Not Yet Reviewed

Estimated Ship Date: Oct 6, 2025 if ordered today

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Estimated Ship Date: Oct 6, 2025 if ordered today

Automatic Transmission Modulator Line, Stainless Steel, Chevy, Powerglide, Each

Part Number: CST-CVM1003-SS

Not Yet Reviewed

Estimated Ship Date: Oct 6, 2025 if ordered today

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Estimated Ship Date: Oct 6, 2025 if ordered today

Transmission Modulator Line, Steel, Chevy, TH350, Fits Models with Factory Equipped 5.7L Engines Only, Each

Part Number: CST-CVM1004-OE

Not Yet Reviewed

Estimated Ship Date: Oct 6, 2025 if ordered today

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Estimated Ship Date: Oct 6, 2025 if ordered today

Transmission Modulator Line, Stainless, Chevy, TH350, Fits Models with Factory Equipped 350 Engines Only, Each

Part Number: CST-CVM1004-SS

Not Yet Reviewed

Estimated Ship Date: Oct 6, 2025 if ordered today

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Estimated Ship Date: Oct 6, 2025 if ordered today

Transmission Modulator Line, Stainless, Ford, C-4, Fits Models with Factory Equipped 289 Engines Only, Each

Part Number: CST-MUM1002-SS

Not Yet Reviewed

Estimated Ship Date: Oct 6, 2025 if ordered today

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Estimated Ship Date: Oct 6, 2025 if ordered today

Transmission Modulator Line, Steel, Ford, C-4, Fits Models with Factory Equipped V8 Engines Only, Each

Part Number: CST-MUM1007-OE

Not Yet Reviewed

Estimated Ship Date: Oct 6, 2025 if ordered today

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Estimated Ship Date: Oct 6, 2025 if ordered today

Transmission Modulator Line, Stainless, Ford, C-4, Fits Models with Factory Equipped V8 Engines Only, Each

Part Number: CST-MUM1007-SS

Not Yet Reviewed

Estimated Ship Date: Oct 6, 2025 if ordered today

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Estimated Ship Date: Oct 6, 2025 if ordered today

Transmission Modulator Line, Steel, Ford, C-6, Fits Models with Factory Equipped V8 Engines Only, Each

Part Number: CST-MUM1008-OE

2.0 out of 5 stars ( 1 )

Estimated Ship Date: Oct 6, 2025 if ordered today

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Estimated Ship Date: Oct 6, 2025 if ordered today

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