FAST 146072-8 LSXHR 103mm Tall Velocity Stack Set Intake Manifold

The FAST LSXHR 103mm Tall Velocity Stack Set is designed specifically for the FAST LSXHR 103mm Intake Manifold, offering a precise method of tuning your engine's powerband for maximum performance. These interchangeable stacks allow tuners and engine builders to tailor throttle response and peak power delivery to suit a wide variety of applications.

Key Features:

• Tall profile design — promotes lower RPM torque and broad mid-range power delivery
• Interchangeable with medium and short stack options — mix and match across all eight cylinders for fine-grained powerband tuning
• Cylinder-by-cylinder customization — allows individual tuning of each cylinder for optimized airflow and engine balance
• Engineered for the FAST LSXHR 103mm Intake Manifold — direct OEM-style fitment with no modification required
• High-quality construction — built to withstand the demands of high-performance street and race applications

Whether you're chasing peak horsepower on a dedicated race engine or optimizing throttle response on a high-performance street build, the FAST 146072-8 Tall Velocity Stack Set gives you the flexibility to dial in your LS engine's performance with precision. Sold as a complete set for all cylinders.