About Sonnax Industries

Sonnax was founded in 1978 and is an award-winning industry leader in designing and manufacturing the highest quality products to the automotive aftermarket. Sonnax offers a wide range of transmission upgraded parts used to remanufacture torque convertors, rebuild automatic transmissions and upgrade driveshafts.

Sonnax is located in the United States and their headquaters includes state-of-the-art design, inspection, technical development and distribution facilities.

Sonnax Industries is an ISO 9001:2008 Registered Company.

Sonnax

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Sonnax

Factory Boost Valve, 700R4/4L60 (1982-1992) Sonnax

MSRP:

Was:

Now: $23.94
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Sonnax

Pressure Regulator Valve Cushion Spring, TAAT (2nd Design VB) Sonnax Upgrade

MSRP:

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Now: $19.14
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Sonnax

Pressure Regulator Valve Sleeve, TAAT (2nd Design Valve Body) Sonnax Upgrade

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Was:

Now: $53.94
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Sonnax

Pressure Regulator Valve, 700R4/4L60 (1982-1992) Sonnax

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Was:

Now: $35.94
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Sonnax

Pressure Switch Rebuild Pack, 6L45/6L50/6L80/6L90/6T70/6T75(Gen1), Sonnax 124740-28K

MSRP:

Was:

Now: $179.94
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Sonnax

Rear Sun Gear Bushing, 700R4/4L60E/4L65E (1982-UP) Wide Upgrade Style

MSRP:

Was:

Now: $8.70
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Sonnax

Spring, 3-2 Control Valve, 4L60E/4L65E/4L70E, Upgraded Sonnax 77754-23

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Was:

Now: $11.94
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Sonnax

TCC Valve, Sonnax Upgrade, 4L60E/4L65E/4L70E

MSRP:

Was:

Now: $71.94
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Sonnax

Torx Plus Bit by Sonnax | Heavy Duty TP-50+

MSRP:

Was:

Now: $21.54