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 VW 1.8L/2.0L 8V 16V Inconel Exhaust Valve - +0.5mm Oversize - Set of 10
$322.81
$441.51
Only 5 units left
Supertech
Supertech Nissan VQ37VHR Black Nitrided Intake Valve - +1mm Oversize - Set of 12
$294.58
$403.63
Only 3 units left
Supertech
Supertech Nissan KA24 Manganese Brnz Intake/ Exhaust Guide 39.6mm x 6.98mm x 11.05 +0.02mm- Set of 8
$69.16
$94.76
Only 1 unit left
Supertech
Supertech SR20DE/SR20DET/RB26 6mm Intake Valve Stem Seal - Set of 12
$9.11
$12.48
In stock, 17 units
Supertech
Supertech Titanium Retainer for H1000 Series Springs - Set of 16
$237.35
$325.22
In stock, 6 units
Supertech
Supertech Ford Duratec / Mazda MZR 2.0L/2.3L Intake/Exhaust Valve Guide - Set of 8
$64.91
$88.94
In stock, 10 units
Supertech
Supertech Mini Cooper N14B16 / N18B16 Sodium Filled Inconel Exhaust Valve - Set of 8
$449.89
$578.40
In stock, 7 units
Supertech
Supertech Mazda Miata 1.8L 85mm Bore 10cc Dome 11:1 CR Pistons - Set of 4 (Excl Rings)
$648.26
$823.26
Only 1 unit left
Supertech
Supertech Nissan KA24 89.5mm Bore -27cc Dish 8.6:1 CR Pistons - Set of 4 (Excl Rings)
$648.26
$823.26
Only 2 units left
Supertech
Supertech Mazda Miata 1.8L 84mm Bore 2.5cc Dome 9.5:1 CR Pistons - Set of 4 (Excl Rings)
$648.26
$823.26
Only 5 units left
Supertech
Supertech Toyota 4AGE 16V 81mm Bore 30.5mm Comp Height 11:1 CR Pistons - Set of 4 (Excl Rings)
$583.44
$823.26
Only 5 units left
Supertech
Supertech Honda H22A1/H22A4 Inconel Exhaust Valve - +1mm Oversize - Set of 8
$343.10
$441.11
Sold out
Supertech
Supertech Mitsubishi 4G63/4G63T Black Nitrided Intake Valve - +2mm Oversize - Set of 8
$173.77
$238.10
Sold out
Supertech
Supertech Opel/Vauxhall C20XE/C20LET 30x6.95x105.00mm Flat Inconel Exhaust Valve - Set of 8
$364.31
$468.36
Sold out
Supertech
Supertech Mitsubishi EVO X 4B11 Dual Valve Spring Kit (Use OEM Seal-Seat)
$574.13
$786.68
Sold out
Supertech
Supertech Toyota MR2 3SGTE Black Nitrided Intake Valve - +0.5mm Oversize - Set of 8
$169.60
$232.39
Sold out
Supertech
Supertech Subaru EJ25 (w/o Turbo) Black Nitrided Intake Valve - Set of 8
$198.98
$272.65
Sold out
Supertech
Supertech Subaru EZ30 H6 (2nd Gen) 35mm Head Diameter Black Nitrided Intake Valve - Set of 12
$334.64
$458.53
Sold out
Supertech
Supertech VW 1.8L/2.0L 8V Black Nitrided Exhaust Valve - +2mm Oversize - Set of 4
$96.72
$132.53
Sold out
Supertech
Supertech BMW S14/S38 Manganese Bronze Intake/Exhaust Valve Guide 7mm Stem
$8.11
$11.11
Sold out
Supertech
Supertech Honda B16A/B18C Black Nitrided Intake Valve - Single (Drop Ship Only)
$20.82
$28.52
Sold out