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Supertech Ford/Mazda Duratec Single Valve Spring Kit - 55lbs at 35mm - SPRK-TS-DUR-DS

$527.84

Supertech 2015+ Honda K20C Single Valve Spring Kit - SPRK-K20C-1

$721.63

Supertech Nissan SR20DE Manganese Bronze Exhaust Valve Guide 6mm Stem - Set of 12 - GDE-NSR6-E-12

$97.04

Supertech Honda H22A1/H22A4 Dual Valve Spring - Set of 16 - SPR-H1000D-16

$231.67

Supertech Nissan RB26DET 24V Single Valve Spring Kit - SPRK-M1007S-RB

$624.64

Brian Crower B58 Beehive Spring & Titanium Retainer Kit - BC0326

$403.25

Out of stock

Supertech Subaru Impreza EJ25 Dual Valve Spring Kit - SPRK-TS1015-SU5

$588.31

Out of stock

Supertech BMW S42/M42/M50/S50/M52/M54 Dual Valve Spring Kit - SPRK-H1000D-BM-ST

$779.37

GSC P-D Subaru FA20/BRZ (STD) Stopper Exhaust Valve Guide - Set of 80 - B3105

$427.24

GSC P-D Subaru FA20/BRZ (STD) Stopper Intake Valve Guide - Set of 80 - B3106

$427.24

Supertech Audi 1.8T Manganese Bronze Intake & Exhaust Oversize Valve Guide - Set of 10 - GDE-AU18T-OS-10

Special Price $75.40 Regular Price $92.30

Hot Cams 07-09/12-18 Honda CRF 150 RB Big Wheel 150cc 7.48mm Complete Shim Kit - HCSHIM01

Special Price $109.18 Regular Price $127.95