Supertech Mitsubishi 4G63 Dual Valve Spring Kit
$702.92
$562.46
SPTSPRK-M1007D
Engine Components
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Valve Springs, Retainers
Supertech Mitsubishi 4G63 Dual Valve Spring Kit
Supertech Nissan SKYLINE RB25 DOHC 24V (NEO Version) Beehive Valve Spring Kit
$991.05
$793.01
SPTSPRK-M1007BE-RB25N
Engine Components
New Products
Valve Springs, Retainers
Supertech Nissan SKYLINE RB25 DOHC 24V (NEO Version) Beehive Valve Spring Kit
Supertech 2015+ Honda K20C Single Valve Spring Kit
$901.84
$721.63
SPTSPRK-K20C-1
Engine Components
New Products
Performance Parts
Valve Springs, Retainers
The Supertech 2015+ Honda K20C Single Valve Spring Kit is designed for high-performance applications, offering superior durability and efficiency for the K20C engine. This...
Supertech Honda B16/B18C Dual Valve Spring Kit (w/Titanium Retainers)
$747.22
$597.91
SPTSPRK-H200DR
Engine Components
New Products
Performance Parts
Valve Springs, Retainers
The Supertech Honda B16/B18C Dual Valve Spring Kit (with Titanium Retainers) is a top-tier performance upgrade designed for Honda B16 and B18C engines. This...
Supertech Honda F20/K20A2 Dual Valve Spring Kit
$707.75
$566.32
SPTSPRK-H1022D
Engine Components
New Products
Performance Parts
Valve Springs, Retainers
The Supertech Honda F20/K20A2 Dual Valve Spring Kit is a high-performance solution designed to maximize valvetrain stability and reliability under high-revving conditions. Engineered for...
Supertech Nissan SR20DET Single Valve Spring Kit
$522.23
$417.88
SPTSPRK-H1021S-SR20
Engine Components
New Products
Valve Springs, Retainers
Supertech Nissan SR20DET Single Valve Spring Kit
Supertech Honda F20/K20 Dual Valve Spring Kit
$673.37
$538.81
SPTSPRK-H1021D-ST
Engine Components
New Products
Performance Parts
Valve Springs, Retainers
The Supertech Honda F20/K20 Dual Valve Spring Kit delivers superior valve control and reliability for high-performance engines. Designed for enthusiasts pushing their Honda F20C...
Supertech Honda F20/K20A2 Dual Valve Spring Kit
$707.75
$566.32
SPTSPRK-H1021D
Engine Components
New Products
Performance Parts
Valve Springs, Retainers
The Supertech Honda F20/K20A2 Dual Valve Spring Kit is designed for superior valvetrain control and performance. Engineered specifically for the high-revving Honda F20C (S2000)...
Supertech Honda F20/K20A2 Dual Valve Spring Kit
$707.75
$566.32
SPTSPRK-H1019D
Engine Components
New Products
Performance Parts
Valve Springs, Retainers
The Supertech Honda F20/K20A2 Dual Valve Spring Kit is designed for high-performance applications where engine reliability and high RPM operation are critical. These springs...
Supertech Honda K24Z7 Dual Valve Spring Kit
$862.34
$690.02
SPTSPRK-H100DR-Z7
Engine Components
New Products
Performance Parts
Valve Springs, Retainers
The Supertech Honda K24Z7 Dual Valve Spring Kit is engineered to deliver superior performance and reliability for high-performance Honda K24Z7 engines. This kit includes...
Supertech Honda B-Series Dual Valve Spring Kit (Set of 16)
$511.91
$409.62
SPTSPRK-H100DR-ST
Engine Components
New Products
Performance Parts
Valve Springs, Retainers
The Supertech Honda B-Series Dual Valve Spring Kit (Set of 16) is designed to enhance the performance and durability of your engine. This kit...
Supertech BMW S42/M42/M50/S50/M52/M54 Dual Valve Spring Kit
$735.22
$588.31
SPTSPRK-H100DR-BM-16
Engine Components
New Products
Valve Springs, Retainers
Supertech BMW S42/M42/M50/S50/M52/M54 Dual Valve Spring Kit
Supertech Nissan KA24 Dual Valve Spring Kit
$683.71
$547.09
SPTSPRK-H100DR-240
Engine Components
New Products
Valve Springs, Retainers
Supertech Nissan KA24 Dual Valve Spring Kit
Supertech Honda B16/B18C Dual Valve Spring Kit (w/Titanium Retainers)
$597.80
$478.35
SPTSPRK-H100DR
Engine Components
New Products
Performance Parts
Valve Springs, Retainers
The Supertech Honda B16/B18C Dual Valve Spring Kit (with Titanium Retainers) is designed to enhance the performance of Honda B16 and B18C engines, particularly...
Supertech Honda F20/K20A2 Beehive Valve Spring Kit
$721.49
$577.32
SPTSPRK-H1007BE-2
Engine Components
New Products
Performance Parts
Valve Springs, Retainers
The Supertech Honda F20/K20A2 Beehive Valve Spring Kit is designed to optimize performance and reliability for high-revving engines. Featuring a lightweight and efficient beehive...
Supertech Honda F20/K20A2 Beehive Valve Spring Kit
$721.49
$577.32
SPTSPRK-H1007BE-1
Engine Components
New Products
Performance Parts
Valve Springs, Retainers
The Supertech Honda F20/K20A2 Beehive Valve Spring Kit is engineered to provide optimal valve control, reduced weight, and increased RPM potential for high-performance Honda...
Supertech Honda K24Z7 Dual Valve Spring Kit
$776.24
$621.13
SPTSPRK-H1005D-Z7
Engine Components
New Products
Performance Parts
Valve Springs, Retainers
The Supertech Honda K24Z7 Dual Valve Spring Kit is designed to enhance the performance and reliability of Honda K24Z7 engines, particularly in high-performance and...
Supertech BMW S42/M42/M50/S50/M52/M54 Dual Valve Spring Kit
$1,102.84
$882.47
SPTSPRK-H1005D-BM
Engine Components
New Products
Valve Springs, Retainers
Supertech BMW S42/M42/M50/S50/M52/M54 Dual Valve Spring Kit
Supertech Honda H22 Dual Valve Spring Kit
$597.80
$478.35
SPTSPRK-H1005D
Engine Components
New Products
Performance Parts
Valve Springs, Retainers
The Supertech Honda H22 Dual Valve Spring Kit is a high-performance spring kit designed to support the demanding needs of the Honda H22 engine....
Supertech Honda D16Z/D16Y8/D17 Single Valve Spring Kit
$522.23
$417.88
SPTSPRK-H1002S
Engine Components
Performance Parts
Valve Springs, Retainers
The Supertech Honda D16Z/D16Y8/D17 Single Valve Spring Kit is engineered to deliver excellent valve control and durability for Honda D-series engines. Designed to meet...
Supertech Hyundai 3.8L 24V Dual Valve Spring Kit
$1,185.29
$948.44
SPTSPRK-H1002D-HY
Engine Components
New Products
Valve Springs, Retainers
Supertech Hyundai 3.8L 24V Dual Valve Spring Kit
Supertech Honda B16/B18C Dual Valve Spring Kit (w/Titanium Retainers)
$597.80
$478.35
SPTSPRK-H1002D
Engine Components
New Products
Performance Parts
Valve Springs, Retainers
he Supertech Honda B16/B18C Dual Valve Spring Kit (with Titanium Retainers) is a high-performance upgrade designed for Honda B16 and B18C engines. This kit...
Supertech BMW S42/M42/M50/S50/M52/M54 Dual Valve Spring Kit
$974.00
$779.37
SPTSPRK-H1000D-BM-ST
Engine Components
New Products
Valve Springs, Retainers
Supertech BMW S42/M42/M50/S50/M52/M54 Dual Valve Spring Kit
Supertech BMW S42/M42/M50/S50/M52/M54 Dual Valve Spring Kit
$1,102.84
$882.47
SPTSPRK-H1000D-BM
Engine Components
New Products
Valve Springs, Retainers
Supertech BMW S42/M42/M50/S50/M52/M54 Dual Valve Spring Kit
Supertech Honda H22 Dual Valve Spring Kit
$597.80
$478.35
SPTSPRK-H1000D
Engine Components
New Products
Performance Parts
Valve Springs, Retainers
The Supertech Honda H22 Dual Valve Spring Kit is designed for high-performance applications, offering exceptional valve control and reliability in high-RPM environments. Ideal for...
Supertech BMW N54 Conical Spring Kit - Rate 7.25lbs/mm
$1,136.21
$909.17
SPTSPRK-FE20N54-BE-2
Engine Components
New Products
Valve Springs, Retainers
Supertech BMW N54 Conical Spring Kit - Rate 7.25lbs/mm
Supertech BMW N54 24V 3.0L BMW N54 Conical Spring Kit (Use Factory Valve Stem Seal)
$1,136.21
$909.17
SPTSPRK-FE20N54-BE
Engine Components
New Products
Valve Springs, Retainers
Supertech BMW N54 24V 3.0L BMW N54 Conical Spring Kit (Use Factory Valve Stem Seal)
Supertech Ford/Mazda DURATEC 2.0L/2.3L Beehive Valve Spring Kit (Use OEM Retainer/OEM Seat)
$412.29
$329.90
SPTSPRK-FE20BE
Engine Components
New Products
Valve Springs, Retainers
Supertech Ford/Mazda DURATEC 2.0L/2.3L Beehive Valve Spring Kit (Use OEM Retainer/OEM Seat)
Supertech VW/Audi 2.7T 30V 6cyl Single & Dual Valve Spring Kit
$1,100.24
$880.38
SPTSPRK-AUDI2.7T
Engine Components
New Products
Valve Springs, Retainers
Supertech VW/Audi 2.7T 30V 6cyl Single & Dual Valve Spring Kit
Supertech VW/Audi 1.8T 20V 4cyl Dual Valve Spring Kit
$733.51
$586.94
SPTSPRK-AUDI18T
Engine Components
New Products
Valve Springs, Retainers
Supertech VW/Audi 1.8T 20V 4cyl Dual Valve Spring Kit
Supertech VW/Audi 2.0L FSI EA113 Single Valve Spring Kit
$570.29
$456.33
SPTSPRK-A2416-N2
Engine Components
New Products
Valve Springs, Retainers
Supertech VW/Audi 2.0L FSI EA113 Single Valve Spring Kit
Supertech Audi 2.5T FSI/TFSI/EA113/EA888 Single Valve Spring Kit
$724.83
$579.99
SPTSPRK-A2416-BE2
Engine Components
New Products
Valve Springs, Retainers
Supertech Audi 2.5T FSI/TFSI/EA113/EA888 Single Valve Spring Kit
Supertech VW 2.5L 5cyl 20V Single Valve Spring Kit
$687.12
$549.81
SPTSPRK-A2416-5
Engine Components
New Products
Valve Springs, Retainers
Supertech VW 2.5L 5cyl 20V Single Valve Spring Kit
Supertech BMW S54 24V 3.2L Dual Valve Spring Kit
$1,102.84
$882.47
SPTSPRK-2521-2BM-T1
Engine Components
New Products
Valve Springs, Retainers
Supertech BMW S54 24V 3.2L Dual Valve Spring Kit
Supertech Nissan SKYLINE RB25 DOHC 24V (w/Hydraulic Lifters) Single Valve Spring Kit
$907.67
$726.30
SPTSPRK-2081-RB25
Engine Components
New Products
Valve Springs, Retainers
Supertech Nissan SKYLINE RB25 DOHC 24V (w/Hydraulic Lifters) Single Valve Spring Kit
Supertech Nissan SKYLINE RB20 DOHC 24V (w/Hydraulic Lifters) Single Valve Spring Kit
$988.94
$791.33
SPTSPRK-2081-RB20
Engine Components
New Products
Valve Springs, Retainers
Supertech Nissan SKYLINE RB20 DOHC 24V (w/Hydraulic Lifters) Single Valve Spring Kit
