Browse our full selection of Supertech parts, performance upgrades, and accessories. We carry 428+ Supertech products for cars, trucks, Jeeps, and SUVs. Whether you're looking for performance upgrades or OE-quality replacements, find what you need from Supertech right here.
Supertech
Supertech Nissan RB25 Black Nitrided Intake Valve - +1mm Oversize - Set of 12
$294.58
$403.63
Only 4 units left
Supertech
Supertech Honda 5.5mm Viton Exhaust Valve Stem Seal - Set of 8
$8.76
$12.01
In stock, 67 units
Supertech
Supertech Ford Duratec 2.5L 5.5mm Viton Valve Stem Seal - Set of 16
$28.15
$38.57
Only 1 unit left
Supertech
Supertech Mazda Miata 1.8L 83.5mm Bore -4cc Dish 8.6:1 CR Pistons - Set of 4 (Excl Rings)
$648.26
$823.26
In stock, 6 units
Supertech
Supertech Nissan VQ37VHR Inconel Exhaust Valve - +1mm Oversize - Set of 12
$448.02
$575.99
Only 3 units left
Supertech
Supertech SR20DE/SR20DET/RB26 6mm Intake Valve Stem Seal - Set of 8
$6.10
$8.35
In stock, 18 units
Supertech
Supertech Mazda/Ford Duratec 2.0L/2.3L Black Nitrided Exhaust Valve - +1mm Oversize - Set of 8
$183.62
$251.60
Only 4 units left
Supertech
Supertech BMW M50/M52/S50/S52 Dual Valve Spring - Set of 24
$338.34
$463.60
Only 3 units left
Supertech
Supertech Mazda Miata 1.6L Dual Valve Spring Kit (70lbs at 34.2mm Installed Height)
$575.08
$787.98
Only 2 units left
Supertech
Supertech Audi/VW 2.0T FSI 16V Inconel Exhaust Valve- +1mm Oversize - Set of 8
$323.76
$416.23
Only 1 unit left
Supertech
Supertech Toyota Yaris / Echo 4AGE 20V 5mm Viton Exhaust / Intake Valve Stem Seal - Set of 12
$13.15
$18.01
Only 3 units left
Supertech
Supertech BMW / VW 7mm Stem Triple Groove Hardened 7 Degree Valve Lock (Req 2 Per Valve) - Set of 24
$37.07
$50.80
Sold out
Supertech
Supertech Nissan TB48DE 24V 34.80x6.95x98.30mm Flat Chrome Inconel Exhaust Valve - Single (D/S Only)
$28.45
$36.58
Sold out
Supertech
Supertech Nissan 300Zx VG30D 35 (+1) x5.97x103.15mm Intake Valve - Single (Drop Ship Only)
$36.14
$49.53
Sold out
Supertech
Supertech Nissan RB25 Inconel Exhaust Valve- +1mm Oversize - Set of 12
$453.50
$583.04
Sold out
Supertech
Supertech Honda D16A6/D15B Black Nitrided Exhaust Valve - Set of 8
$173.77
$238.10
Sold out
