

Great news – on this purchase, you'll enjoy a BuildBUX bonus of $0.65.
Regular Price: $80.86 - Instant discount: $16.15 = $64.71
Product Fitment:
2013-2020 Subaru BRZ
2013-2016 Scion FR-S
2017-2020 Toyota 86
Supertech Valve Guides are precision-engineered from high-strength Manganese Bronze, offering outstanding wear resistance and heat management in high-performance Subaru FA20 engines. Designed for both intake and exhaust valves, these guides ensure tight clearances and consistent valve operation, whether you're daily driving or pushing the limits on track.
For extreme performance and high EGT setups, optional copper alloy exhaust guides are available, offering up to 3x greater thermal conductivity for improved heat dissipation — ideal for turbocharged and supercharged builds.
Material:
Manganese Bronze (intake + standard exhaust)
Copper alloy (optional for high-EGT exhaust setups)
Length: 41.30mm overall
Compatibility: Optimized for use with Supertech black nitrided valves
Superior wear and heat resistance under high RPM and load
Supports tighter valve clearances and smoother motion
Reliable performance in naturally aspirated, turbocharged, or supercharged setups
Enhances longevity of the valvetrain with consistent valve control
Ideal upgrade for street builds, endurance racing, or high-boost applications
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