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SKU: 2121-8
GSC Power-Division 2013-2016 Scion FR-S / 2013-2021 Subaru BRZ / 2017-2020 Toyota 86 Chrome Polished Exhaust Valve - 29mm Head (STD) - SET 8
GSC Power-Division chrome polished exhaust valves deliver reliable performance for FA20 engines in Scion FR-S Subaru BRZ and Toyota 86 models. This set of 8 standard 29mm head valves enhances exhaust flow while resisting heat and wear during high-revving sessions. Install them to support turbo or naturally aspirated builds with consistent power gains.
Key Features
- Chrome Polished Finish: Dissipates heat quickly and resists carbon buildup for longer life in demanding conditions
- Swirl Polished Backs: Improves exhaust flow dynamics over stock design for noticeable power increases
- Bead Blasted Stems: Reduces friction against guides to minimize wear and maintain tight tolerances
- One-Piece Forged Steel: Provides strength to handle high boost and RPM without failure
- 29mm STD Head 8.0mm Stem: Direct OEM-spec fitment requires no head machining for straightforward replacement
Product Notes
- Pair with upgraded valve springs and seals for full valvetrain reliability
- Inspect valve guides during service to ensure proper clearance
- Packaged in protective sleeves to prevent damage in transit
Installation Notes
- Professional installation recommended.
- Perform three-angle valve job on seats for peak sealing and flow
- Compatible with stock retainers guides and springs or GSC upgrades
This Part Fits
| Year | Make | Model | Submodel |
|---|---|---|---|
| 2013-2016 | Scion | FR-S | All |
| 2013-2021 | Subaru | BRZ | All |
| 2017-2020 | Toyota | 86 | All |
Why Choose GSC Power-Division?
- Trusted by racers in drag circuit and endurance events worldwide
- Manufactured with tight tolerances for drop-in reliability
- Backed by lifetime warranty on material and workmanship defects
Frequently Asked Questions
-
Q: Do these valves fit 2015 Subaru BRZ and Scion FR-S?
A: Yes they fit all 2013-2016 Scion FR-S 2013-2021 Subaru BRZ and 2017-2020 Toyota 86 FA20 engines as direct replacements. -
Q: What material and finish do these exhaust valves use?
A: Forged steel construction with chrome polish on heads bead blast on stems and swirl polish on backs for flow and durability. -
Q: What warranty and install tips apply?
A: Lifetime warranty against defects. Pro install with valve job advised for best results and to maintain guide clearances.
Shipping & Handling
- Method: Standard ground
- Availability: In stock - ships same or next business day
- Packaging: Secure protective sleeves and box
- Weight: 2 lbs
GSC Power Division
GSC Power Division is a manufacturer of precision-engineered camshafts, valve springs, and valvetrain components designed for high-performance and competition engines across domestic, import, and diesel platforms. Founded by engineers with deep roots in motorsport, GSC Power Division components are machined to exacting tolerances and heat-treated to survive the demands of forced induction and high-rpm applications that destroy stock valvetrain parts. The brand is particularly well-known in the Mitsubishi Evo, Subaru STI, Nissan RB, and Toyota 2JZ communities where aggressive camshaft profiles are essential for extracting maximum power from turbocharged four-cylinder and six-cylinder engines. Whether building for drag racing, road course competition, or a high-powered street car, GSC Power Division camshafts and valve springs are a proven upgrade path. Popular Upgrades GSC Power Division S1, S2, and S3 camshafts are the most popular selections, with each profile offering progressivel...
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Browse all of our valves and valvetrain components at Black Ops Auto Works, including engine valves, valve covers, valve cover gaskets, valve guides, valve springs, retainers, valve locks, valve seals, lash caps, and related valvetrain hardware for performance builds, engine refreshes, and high-horsepower applications. Whether you are rebuilding a cylinder head, upgrading your valvetrain for higher RPM, or replacing worn valve train components, this collection is built for customers searching for engine valves, valve springs and retainers, valve cover gaskets, performance valve covers, and valvetrain upgrades. Shop Top Valvetrain Brands Find trusted brands in the valve and valvetrain category, including: GSC Power Division Supertech Brian Crower Ferrea Manley Performance Cometic Granatelli Moroso BLOX Racing These brands are known for performance intake valves, exhaust valves, valve spring kits, titanium retainers, valve guides, valve locks, valve seals, billet valve covers, an...
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