Supertech Products
STM carries Supertech valvetrain and engine products for the 4G63 Mitsubishi Evolution, DSM, 4B11 Evo X, 6G62 Stealth/3000GT, Nissan GTR 350Z, 370Z and the 2020+ Toyota Supra. If you don't see what you need, just give us a call!
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Supertech Maganese Bronze Valve Guides for 4G63
$4.93
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Supertech Valve Stem Seal (Exhaust) for 4G63/6G72
$1.50
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Supertech Valve Stem Seal (Intake) for 4G63/6G72
$1.50
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Supertech Black Nitride Intake Valves for 4G63
$22.17
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Supertech Black Nitride Exhaust Valves for 4G63
$17.01
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Supertech Head Gasket for Evo 4/5/6/7/8
$83.74
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Supertech 4G63 Dual Valve Spring Kits
$419.00
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Supertech Inconel Exhaust Valves for 4G63
$25.60
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Supertech 4G63 Valve Seats
from $5.48
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Supertech Inconel Exhaust Valves - Evo X 4B11
$28.08
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Supertech 4G63 Beehive Valve Spring Kits
$414.24
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Supertech Black Nitride Intake Valves - Evo X 4B11
$19.18
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Supertech Sodium Filled Inconel Exhaust Valves for 4G63
$47.59
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Supertech 4G63 Single Valve Spring Kit
$299.83
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Supertech Maganese Bronze Valve Guides - Evo X 4B11
$6.16
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Supertech Dual Valve Spring Kit for 4B11 Evo X
$422.13
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Supertech Nissan R35/350Z/370Z 6mm Valve Stem Seals
$0.84
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Supertech Inconnel Exhaust Valve for 2020 Supra (TEVI-1058)
$31.45
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Supertech Sodium Filled Exhaust Valve for 2020 Supra (TEVI-1058-HS)
$48.21
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Supertech Black Nitride Intake Valve for 2020 Supra (TIVN-1058)
$22.53
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Supertech Valve Springs and Titanium Retainers for 2020 Supra
$739.73
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Supertech R35 GT-R Inconel Intake Valves Inconel Sodium Filled
from $31.44
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Supertech R35 GT-R Black Nitride Intake Valves
$21.48
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Supertech - R35 GT-R VR38DETT Dual Valve Spring Kits
$703.56
