COBB Stage 1+ CAN Flex Fuel Power Package SF Intake (SUB0041W1P-2FF) | Subaru WRX 2018-2021

The COBB Stage 1+ CAN Flex Fuel Power Package SF Intake (SUB0041W1P-2FF) equips 2018–2021 Subaru WRX models with an enhanced intake system and CAN-integrated Flex Fuel capability, allowing the FA20DIT engine to operate on E85 or blended ethanol fuels. This package improves airflow, increases tuning flexibility, and delivers smoother, more responsive power through COBB’s advanced CAN-based Flex Fuel logic.

KEY FEATURES

• Complete Stage 1+ CAN Flex Fuel upgrade for 2018–2021 Subaru WRX
• Supports E85 and ethanol blends with COBB’s CAN-enabled Flex Fuel system
• SF Intake system improves airflow and reduces intake restriction
• Enhanced throttle response and refined turbo behavior
• Compatible with COBB Stage 1+ CAN Flex Fuel OTS maps and custom tuning solutions
• Provides a strong foundation for future performance modifications
• Engineered for direct-fit installation using factory mounting points

TECHNICAL SPECIFICATIONS

• Platform Compatibility: Subaru WRX 2018–2021
• Package Level: Stage 1+ CAN Flex Fuel with SF Intake
• Fuel Support: Pump gas, E85, and blended ethanol mixtures
• Tuning Requirement: COBB CAN Flex Fuel Stage 1+ OTS calibration or custom CAN-based tuning
• Primary Benefits: Greater airflow, improved knock resistance, and expanded tuning adaptability
• Included Components: SF Intake system plus CAN Flex Fuel hardware
• Application: Street performance setups seeking improved response and ethanol capability

VEHICLE FITMENT

• Subaru WRX 2018–2021

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