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Subaru
All WRX/STI Parts
2008–2014 Impreza WRX/STI
2015–2018 WRX — H4 2.0L Turbo
2015–2021 WRX STI — H4 2.5L
2022–2026 WRX — 2.4T
BRZ / FR-S / 86 / GR86
Legacy GT
Impreza / Crosstrek / Forester
Mitsubishi
2003–2006 Lancer Evolution VIII/IX
Evolution X — All Parts
Evolution X — 4B11T
Nissan
GT-R R35 — All Parts
GT-R R35 — VR38DETT
Skyline GT-R (R32/R33/R34)
Infiniti G35 / Nissan 350Z
Chevrolet / GM
All GM / LS Parts
1997–2004 Corvette C5/Z06 — 5.7L
2005–2013 Corvette C6/Z06
2014–2019 Corvette C7 — 6.2L
2020+ Corvette C8 — 6.2L
2010+ Camaro SS — 6.2L
2017+ Camaro ZL1 — 6.2L SC
BMW
All BMW Parts
B58 Gen 1 — Performance Parts
B58 Gen 2 / B58TU — Performance Parts
2021+ M3/M4 (G80/G82/G83) — S58
2001–2006 3 Series/M3 (E46) — 2.5/2.8/3.0L
2007–2013 335i (E90/E92/E93) — 3.0L Twin-Turbo
2012–2015 328i (F30) — N20 2.0T
2016–2017 340i (F30) — B58 3.0T
2008–2013 M3 (E90/E92/E93) — 4.0L V8
2006–2010 M5 (E60) — 5.0L V10
2003–2005 Z4 (E85) — 3.0L
2006–2008 Z4 M (E85/E86) — 3.2L
Audi
All Audi Parts
2006–2013 A3 — 2.0T/2.0TD
2009–2016 A4 (B8) — 2.0T
2014–2020 S3 — 2.0T
2017–2023 RS3 — 2.5T
2008–2023 R8 — V10
Lamborghini & Audi V10
All V10 Parts
2008–2023 Audi R8 — V10
2015–2024 Lamborghini Huracán — 5.2L V10
2004–2014 Lamborghini Gallardo
Acura ILX
Brake Pads
Brake Rotors
Brake Lines & Hardware
Chrysler 300
Brake Pads
Brake Rotors
Intakes & Air Filters
Electronics & Tuning
Dodge Challenger / Charger
Intakes & Air Filters
Brake Rotors
Bushings & Mounts
Electronics & Tuning
Ford F-150 EcoBoost
Intakes & Air Filters
Turbo & Boost Components
Engine Bay & Protection
Brake Pads
Brake Rotors
Ford Mustang GT500
Brake Pads
Sway Bars & Endlinks
Control Arms & Alignment
Chassis Bracing
Engine Bay & Protection
Honda Civic / Civic Type R
Brake Rotors
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Sway Bars & Endlinks
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Control Arms & Alignment
Engine Bay & Protection
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Fuel System
Intakes & Air Filters
Transmission & Shifting
Hyundai Elantra Sport
Intakes & Air Filters
Turbo & Boost Components
Sway Bars & Endlinks
Brake Pads
Hyundai Genesis Coupe
Brake Rotors
Sway Bars & Endlinks
Turbo & Boost Components
Exhaust Systems & Components
Transmission & Shifting
Infiniti FX50
Brake Pads
Brake Rotors
Lexus IS-F
Brake Pads
Intakes & Air Filters
Bushings & Mounts
Electronics & Tuning
Brake Rotors
Mazda Miata (NA/NB)
Brake Pads
Brake Rotors
Bushings & Mounts
Fuel System
Brake Lines & Hardware
Sway Bars & Endlinks
Porsche Panamera / Cayenne
Brake Pads
Brake Rotors
Toyota 4Runner / Land Cruiser
Bushings & Mounts
Sway Bars & Endlinks
Turbo & Boost Components
Ignition
Exhaust Systems & Components
Electronics & Tuning
Intakes & Air Filters
Brake Rotors
Brake Lines & Hardware
Toyota GR Corolla
Brake Pads
Sway Bars & Endlinks
Bushings & Mounts
Engine Bay & Protection
Transmission & Shifting
Intakes & Air Filters
Toyota GR Yaris
Brake Pads
Brake Rotors
Transmission & Shifting
Volkswagen Golf / GTI
Brake Rotors
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Control Arms & Alignment
Turbo & Boost Components
Fuel System
Exhaust Systems & Components
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Brake Pads
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Home
Products
Subaru
All WRX/STI Parts
2008–2014 Impreza WRX/STI
2015–2018 WRX — H4 2.0L Turbo
2015–2021 WRX STI — H4 2.5L
2022–2026 WRX — 2.4T
BRZ / FR-S / 86 / GR86
Legacy GT
Impreza / Crosstrek / Forester
Mitsubishi
2003–2006 Lancer Evolution VIII/IX
Evolution X — All Parts
Evolution X — 4B11T
Nissan
GT-R R35 — All Parts
GT-R R35 — VR38DETT
Skyline GT-R (R32/R33/R34)
Infiniti G35 / Nissan 350Z
Chevrolet / GM
All GM / LS Parts
1997–2004 Corvette C5/Z06 — 5.7L
2005–2013 Corvette C6/Z06
2014–2019 Corvette C7 — 6.2L
2020+ Corvette C8 — 6.2L
2010+ Camaro SS — 6.2L
2017+ Camaro ZL1 — 6.2L SC
BMW
All BMW Parts
B58 Gen 1 — Performance Parts
B58 Gen 2 / B58TU — Performance Parts
2021+ M3/M4 (G80/G82/G83) — S58
2001–2006 3 Series/M3 (E46) — 2.5/2.8/3.0L
2007–2013 335i (E90/E92/E93) — 3.0L Twin-Turbo
2012–2015 328i (F30) — N20 2.0T
2016–2017 340i (F30) — B58 3.0T
2008–2013 M3 (E90/E92/E93) — 4.0L V8
2006–2010 M5 (E60) — 5.0L V10
2003–2005 Z4 (E85) — 3.0L
2006–2008 Z4 M (E85/E86) — 3.2L
Audi
All Audi Parts
2006–2013 A3 — 2.0T/2.0TD
2009–2016 A4 (B8) — 2.0T
2014–2020 S3 — 2.0T
2017–2023 RS3 — 2.5T
2008–2023 R8 — V10
Lamborghini & Audi V10
All V10 Parts
2008–2023 Audi R8 — V10
2015–2024 Lamborghini Huracán — 5.2L V10
2004–2014 Lamborghini Gallardo
Acura ILX
Brake Pads
Brake Rotors
Brake Lines & Hardware
Chrysler 300
Brake Pads
Brake Rotors
Intakes & Air Filters
Electronics & Tuning
Dodge Challenger / Charger
Intakes & Air Filters
Brake Rotors
Bushings & Mounts
Electronics & Tuning
Ford F-150 EcoBoost
Intakes & Air Filters
Turbo & Boost Components
Engine Bay & Protection
Brake Pads
Brake Rotors
Ford Mustang GT500
Brake Pads
Sway Bars & Endlinks
Control Arms & Alignment
Chassis Bracing
Engine Bay & Protection
Honda Civic / Civic Type R
Brake Rotors
Brake Lines & Hardware
Sway Bars & Endlinks
Bushings & Mounts
Control Arms & Alignment
Engine Bay & Protection
Exhaust Systems & Components
Fuel System
Intakes & Air Filters
Transmission & Shifting
Hyundai Elantra Sport
Intakes & Air Filters
Turbo & Boost Components
Sway Bars & Endlinks
Brake Pads
Hyundai Genesis Coupe
Brake Rotors
Sway Bars & Endlinks
Turbo & Boost Components
Exhaust Systems & Components
Transmission & Shifting
Infiniti FX50
Brake Pads
Brake Rotors
Lexus IS-F
Brake Pads
Intakes & Air Filters
Bushings & Mounts
Electronics & Tuning
Brake Rotors
Mazda Miata (NA/NB)
Brake Pads
Brake Rotors
Bushings & Mounts
Fuel System
Brake Lines & Hardware
Sway Bars & Endlinks
Porsche Panamera / Cayenne
Brake Pads
Brake Rotors
Toyota 4Runner / Land Cruiser
Bushings & Mounts
Sway Bars & Endlinks
Turbo & Boost Components
Ignition
Exhaust Systems & Components
Electronics & Tuning
Intakes & Air Filters
Brake Rotors
Brake Lines & Hardware
Toyota GR Corolla
Brake Pads
Sway Bars & Endlinks
Bushings & Mounts
Engine Bay & Protection
Transmission & Shifting
Intakes & Air Filters
Toyota GR Yaris
Brake Pads
Brake Rotors
Transmission & Shifting
Volkswagen Golf / GTI
Brake Rotors
Sway Bars & Endlinks
Control Arms & Alignment
Turbo & Boost Components
Fuel System
Exhaust Systems & Components
Transmission & Shifting
Intakes & Air Filters
Brake Pads
Shop by Category
Engine
Suspension
Cooling
Drivetrain
Brakes
Air Intake
Fuel System
Exhaust
Forced Induction
All In-Stock Fuel Injectors
Services
Performance Parts Installation
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Products
Subaru
All WRX/STI Parts
2008–2014 Impreza WRX/STI
2015–2018 WRX — H4 2.0L Turbo
2015–2021 WRX STI — H4 2.5L
2022–2026 WRX — 2.4T
BRZ / FR-S / 86 / GR86
Legacy GT
Impreza / Crosstrek / Forester
Mitsubishi
2003–2006 Lancer Evolution VIII/IX
Evolution X — All Parts
Evolution X — 4B11T
Nissan
GT-R R35 — All Parts
GT-R R35 — VR38DETT
Skyline GT-R (R32/R33/R34)
Infiniti G35 / Nissan 350Z
Chevrolet / GM
All GM / LS Parts
1997–2004 Corvette C5/Z06 — 5.7L
2005–2013 Corvette C6/Z06
2014–2019 Corvette C7 — 6.2L
2020+ Corvette C8 — 6.2L
2010+ Camaro SS — 6.2L
2017+ Camaro ZL1 — 6.2L SC
BMW
All BMW Parts
B58 Gen 1 — Performance Parts
B58 Gen 2 / B58TU — Performance Parts
2021+ M3/M4 (G80/G82/G83) — S58
2001–2006 3 Series/M3 (E46) — 2.5/2.8/3.0L
2007–2013 335i (E90/E92/E93) — 3.0L Twin-Turbo
2012–2015 328i (F30) — N20 2.0T
2016–2017 340i (F30) — B58 3.0T
2008–2013 M3 (E90/E92/E93) — 4.0L V8
2006–2010 M5 (E60) — 5.0L V10
2003–2005 Z4 (E85) — 3.0L
2006–2008 Z4 M (E85/E86) — 3.2L
Audi
All Audi Parts
2006–2013 A3 — 2.0T/2.0TD
2009–2016 A4 (B8) — 2.0T
2014–2020 S3 — 2.0T
2017–2023 RS3 — 2.5T
2008–2023 R8 — V10
Lamborghini & Audi V10
All V10 Parts
2008–2023 Audi R8 — V10
2015–2024 Lamborghini Huracán — 5.2L V10
2004–2014 Lamborghini Gallardo
Acura ILX
Brake Pads
Brake Rotors
Brake Lines & Hardware
Chrysler 300
Brake Pads
Brake Rotors
Intakes & Air Filters
Electronics & Tuning
Dodge Challenger / Charger
Intakes & Air Filters
Brake Rotors
Bushings & Mounts
Electronics & Tuning
Ford F-150 EcoBoost
Intakes & Air Filters
Turbo & Boost Components
Engine Bay & Protection
Brake Pads
Brake Rotors
Ford Mustang GT500
Brake Pads
Sway Bars & Endlinks
Control Arms & Alignment
Chassis Bracing
Engine Bay & Protection
Honda Civic / Civic Type R
Brake Rotors
Brake Lines & Hardware
Sway Bars & Endlinks
Bushings & Mounts
Control Arms & Alignment
Engine Bay & Protection
Exhaust Systems & Components
Fuel System
Intakes & Air Filters
Transmission & Shifting
Hyundai Elantra Sport
Intakes & Air Filters
Turbo & Boost Components
Sway Bars & Endlinks
Brake Pads
Hyundai Genesis Coupe
Brake Rotors
Sway Bars & Endlinks
Turbo & Boost Components
Exhaust Systems & Components
Transmission & Shifting
Infiniti FX50
Brake Pads
Brake Rotors
Lexus IS-F
Brake Pads
Intakes & Air Filters
Bushings & Mounts
Electronics & Tuning
Brake Rotors
Mazda Miata (NA/NB)
Brake Pads
Brake Rotors
Bushings & Mounts
Fuel System
Brake Lines & Hardware
Sway Bars & Endlinks
Porsche Panamera / Cayenne
Brake Pads
Brake Rotors
Toyota 4Runner / Land Cruiser
Bushings & Mounts
Sway Bars & Endlinks
Turbo & Boost Components
Ignition
Exhaust Systems & Components
Electronics & Tuning
Intakes & Air Filters
Brake Rotors
Brake Lines & Hardware
Toyota GR Corolla
Brake Pads
Sway Bars & Endlinks
Bushings & Mounts
Engine Bay & Protection
Transmission & Shifting
Intakes & Air Filters
Toyota GR Yaris
Brake Pads
Brake Rotors
Transmission & Shifting
Volkswagen Golf / GTI
Brake Rotors
Sway Bars & Endlinks
Control Arms & Alignment
Turbo & Boost Components
Fuel System
Exhaust Systems & Components
Transmission & Shifting
Intakes & Air Filters
Brake Pads
Shop by Category
Engine
Suspension
Cooling
Drivetrain
Brakes
Air Intake
Fuel System
Exhaust
Forced Induction
All In-Stock Fuel Injectors
Services
Performance Parts Installation
Custom Engine Builds
Classic Car Restoration
Dynotuning
Custom Fabrication
Pre-built Engines
Our work
About us
Contact
Employment
Book an appointment
Apply
GSC 4B11 Beehive Valve Spring Kit for Evo X
GSC 4B11 Conical Valve Spring Kit for Evo X
GSC 4B11 Exhaust Valve Guide with Stopper for Evo X
GSC 4B11 Exhaust Valves for Evo X
GSC 4B11 Intake Valve Guide with Stopper for Evo X
GSC 4B11 Intake Valves for Evo X
GSC 4B11 Valve Stem Seals
GSC Billet Cams for Evo X
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