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Boost Valve Kit Sonnax 4L80E 4L85E MT1 MN8
$29.09 - $29.09
$29.09
$29.09 - $29.09
$29.09

Boost Valve Kit Sonnax 4L80E 4L85E MT1 MN8

in stock

Boost Valve Kit 4L80-E, 4L85-E From Sonnax Compatible with '91-later units featuring a factory-style sleeve (no O-rings). Can also be retrofitted t...

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$29.09 - $29.09
$29.09
$29.09 - $29.09
$29.09
Sonnax 1-2 & 2-3 Shift Valve Spring Kit for 4L80-E, 4L85-E
$5.93 - $5.93
$5.93
$5.93 - $5.93
$5.93

1st-2nd And 2nd-3rd Shift Valve Spring Kit Sonnax 4L80E 4L85E

in stock

Sonnax 1-2 And 2-3 Shift Valve Spring Kit for 4L80-E, 4L85-E In GM 4L80-E and 4L85-E transmissions, proper 4th gear operation relies on signal A oi...

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$5.93 - $5.93
$5.93
$5.93 - $5.93
$5.93
Boost Valve Kit With O-Rings Sonnax 4L80E 4L85E
$29.69 - $29.69
$29.69
$29.69 - $29.69
$29.69

Boost Valve Kit With O-Rings Sonnax 4L80E 4L85E

in stock

Sonnax Boost Valve Kit for 4L80-E, 4L85-E GM 4L80-E and 4L85-E transmissions often encounter issues like uncontrollable line rise (up to 500-600 ps...

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$29.69 - $29.69
$29.69
$29.69 - $29.69
$29.69
TCC Regulator Valve Kit Sonnax 4L80E 4L85E
$28.17 - $28.17
$28.17
$28.17 - $28.17
$28.17

TCC Regulator Valve Kit Sonnax 4L80E 4L85E

in stock

Sonnax TCC Regulator Valve Kit for 4L80E and 4L85E Transmissions GM vehicles equipped with 4L80-E and 4L85-E transmissions may experience issues su...

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$28.17 - $28.17
$28.17
$28.17 - $28.17
$28.17
$26.67 - $26.67
$26.67
$26.67 - $26.67
$26.67

Sonnax Shift Cable Mount Bracket 4L60E 1996/97 4L80E 4L85E 1996

in stock

Sonnax Shift Cable Mount Bracket 4L60E 1996/97 4L80E 4L85E 1996 Transmission cases made in 1994 and 1995 have neutral safety switch mounting holes ...

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$26.67 - $26.67
$26.67
$26.67 - $26.67
$26.67

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