Eventuri Carbon Fiber Turbo Inlet Tube for Honda Civic Type R FL5

The Eventuri FL5 Civic Type R Carbon Turbo Inlet Tube is a precision-engineered upgrade designed to replace the restrictive factory turbo tube on Honda's FL5 Civic Type R platform. This carbon fiber tube addresses the bottleneck created by the OEM aluminum tube's limited internal diameter and heat transfer characteristics, which restrict airflow efficiency as boost levels increase. Eventuri's engineering approach utilizes high-temperature prepreg carbon fiber construction with expanded internal geometry to optimize airflow delivery into the turbocharger.

The tube delivers measurable airflow improvements through expanded internal geometry that increases from approximately 78mm at the intake side to 88mm toward the turbo connection. This geometry change provides over a 32% gain in cross-sectional area at the widest point, allowing the intake system to support greater airflow demands without creating a bottleneck. The increased internal volume enables the system to support higher airflow demand while maintaining efficient airflow delivery to the compressor.

High-temperature prepreg carbon fiber construction provides superior thermal management compared to the factory aluminum tube. The carbon fiber material resists heat soak from the turbocharger, helping maintain cooler intake temperatures that promote denser air and more consistent performance during aggressive driving or track use. This thermal advantage supports stable performance characteristics under demanding conditions while offering weight reduction over the OEM component.

The design integrates several engineered features to optimize airflow quality and thermal management. The exceptionally smooth internal carbon surface reduces turbulence associated with cast metal tubing, while the carefully profiled elbow promotes uninterrupted airflow directly into the turbocharger. A CNC-machined turbo flange paired with a custom silicone coupler featuring an integrated thermal spacer creates an effective barrier between the turbo and intake charge, further preserving performance consistency in demanding conditions.

This turbo inlet tube is engineered for FL5 Civic Type R owners seeking improved turbo efficiency and thermal management for both stock and modified applications.

Features

• 78mm inlet expanding to 88mm (76.5mm stock)
• About 32% more cross-sectional area at the widest point
• One-piece prepreg carbon elbow, no fiberglass
• CNC-machined turbo flange
• Silicone coupler with built-in thermal spacer

What's Included

• Carbon Fiber Turbo Inlet Elbow
• CNC-Machined Turbo Flange
• Silicone Thermal Coupler
• Anti-Vibration Mount, Cable Conduit and Silicone Hose
• Mounting Hardware

Specifications

• Part number: EVE-FL5-CF-CHG
• Brand: Eventuri
• Type: turbo inlet tube
• Material: high-temperature prepreg carbon fiber
• Engine: Honda K20C1 2.0L turbo I4
• Made in: UK

Fitment Notes

• Fits the 2023-2027 Civic Type R FL5. The FK8 uses a different Eventuri tube.
• Mounts at the original points using the supplied anti-vibration mount.

Questions about fitment? Call (310) 231-0292 or text (310) 886-3111.

Vehicle Fitment