COBB NexGen Stage 2 Power Package Black (SUB004NG2S1-BK) | Subaru STI 2015-2018

The COBB NexGen Stage 2 Power Package Black (SUB004NG2S1-BK) gives 2015–2018 Subaru STI owners the essential hardware needed to move into COBB’s NexGen Stage 2 performance framework. By improving airflow efficiency and reducing system restriction, this package enhances turbo response, throttle feel, and overall engine performance when paired with NexGen-specific calibrations. The Black finish provides a clean, cohesive aesthetic under the hood.

KEY FEATURES

• Complete NexGen Stage 2 hardware package for 2015–2018 Subaru STI models
• Improves intake and exhaust flow for enhanced turbocharger efficiency
• Fully compatible with COBB NexGen OTS mapping and custom NexGen tuning
• Black component finish delivers a refined and unified engine bay appearance
• Enhances throttle response, midrange performance, and boost stability
• Engineered for precise, direct-fit installation
• Provides a strong performance foundation for future modifications

TECHNICAL SPECIFICATIONS

• Platform Compatibility: Subaru STI 2015–2018
• Package Level: NexGen Stage 2 configuration
• System Benefits: Improved airflow, reduced restriction, and increased engine efficiency
• Tuning Requirement: COBB NexGen Stage 2 OTS map or custom NexGen calibration
• Included Components: Core NexGen Stage 2 hardware
• Application: Street and performance-focused builds seeking optimized turbo response

VEHICLE FITMENT

• Subaru STI 2015–2018

COBB delivers proven, data-driven performance solutions engineered to optimize your Subaru with unmatched precision and reliability.