GSC Power-Division Exhaust Valve
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GSC Power-Division Exhaust Valve - Nissan VR38DETT - 33.15mm Head (+1mm) - 6.6mm Stem - 91.95mm Long
Unlock Unmatched Performance and Durability
Looking to push your Nissan GT-R VR38DETT past the 2200+ HP threshold? GSC Power Division answers the call with the new 6.6mm Valve Stem +1mm Head Diameter Super Alloy Performance Exhaust Valve. Engineered for extreme airflow, efficiency, and durability under the most punishing conditions.
- Optimized for Extreme Horsepower: Specifically designed to handle the heat and stress of VR38DETT engines pushing 2500+ HP. These valves are built from advanced super alloy materials, giving them unparalleled resistance to high temperatures and stress.
- Back Cut for Maximum Airflow: The expertly engineered back cut design improves exhaust flow, increasing power output and allowing for higher RPMs—perfect for racing and high-performance setups.
- Micro-Polished Valve Stems: Reduce friction and improve oil retention with micro-polished valve stems, ensuring smoother operation and extending the life of your components, even at peak RPMs.
- Precision Fit with OEM Components: These valves integrate seamlessly with the VR38DETT’s OEM keepers, locks, and standard aftermarket retainers. GSC Power Division recommends upgrading to new valve locks to prevent material grooving and maximise longevity.
Built for Racers, Designed for Durability
When your engine demands more power and precision, these Super Alloy Performance Exhaust Valves deliver. Whether you're hitting the track or upgrading your street machine, these valves provide the reliability and performance you need.
- +1mm Head Diameter: For enhanced airflow and increased power potential.
- Sold Individually or in Sets of 12: Whether you need a single replacement or a full set, GSC has you covered.
This listing covers the GSC Power-Division Exhaust Valve for the Nissan VR38DETT. It is available as: Single, Set of 12.
Note: Confirm head diameter, stem size and overall length against your cylinder head specifications. Oversize valves require matching seat machining.
Specifications
- Engine: Nissan VR38DETT
- Position: Exhaust
- Head diameter: 33.15mm
- Head size: +1mm oversize
- Overall length: 91.95mm
- Stem diameter: 6.6mm
- Part numbers: GSC2057-01, GSC2057-12
Need help confirming the right part for your engine? Contact our team at sales@chicaneaustralia.com.au.
Product
- Part numbers
- GSC2057-01, GSC2057-12
- Head size
- +1mm oversize
Details
- Engine
- Nissan VR38DETT
- Position
- Exhaust
- Head diameter
- 33.15mm
- Overall length
- 91.95mm
- Stem diameter
- 6.6mm
No instructions available for this product.
Vehicle fitment
Universal fit: this part suits any car. Check the specifications above for sizes and fittings.
| Make | Model | Chassis | Years | Versions | Engine | Brakes | Position |
|---|
Can’t see your car? Ask us and we’ll check fitment for you.

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