• Cobb [15 - 18 STI] Stage 3 + Flex Fuel Power Package - JDMuscleEngine Package DealscobbSUB004103F-BLCobb Blue Intake System
  • Cobb [15 - 18 STI] Stage 3 + Flex Fuel Power Package - JDMuscleEngine Package DealscobbSUB004103F-BLCobb Blue Intake System
  • Cobb [15 - 18 STI] Stage 3 + Flex Fuel Power Package - JDMuscleEngine Package DealscobbSUB004103F-BLCobb Blue Intake System
  • Cobb [15 - 18 STI] Stage 3 + Flex Fuel Power Package - JDMuscleEngine Package DealscobbSUB004103F-BLCobb Blue Intake System
  • Cobb [15 - 18 STI] Stage 3 + Flex Fuel Power Package - JDMuscleEngine Package DealscobbSUB004103F-BLCobb Blue Intake System
  • Cobb [15 - 18 STI] Stage 3 + Flex Fuel Power Package - JDMuscleEngine Package DealscobbSUB004103F-BLCobb Blue Intake System
  • Cobb [15 - 18 STI] Stage 3 + Flex Fuel Power Package - JDMuscleEngine Package DealscobbSUB004103F-BLCobb Blue Intake System
  • Cobb [15 - 18 STI] Stage 3 + Flex Fuel Power Package - JDMuscleEngine Package DealscobbSUB004103F-BLCobb Blue Intake System
  • Cobb [15 - 18 STI] Stage 3 + Flex Fuel Power Package - JDMuscleEngine Package DealscobbSUB004103F-BLCobb Blue Intake System
  • Cobb [15 - 18 STI] Stage 3 + Flex Fuel Power Package - JDMuscleEngine Package DealscobbSUB004103F-BLCobb Blue Intake System
  • Cobb [15 - 18 STI] Stage 3 + Flex Fuel Power Package - JDMuscleEngine Package DealscobbSUB004103F-BLCobb Blue Intake System
  • Cobb [15 - 18 STI] Stage 3 + Flex Fuel Power Package - JDMuscleEngine Package DealscobbSUB004103F-BLCobb Blue Intake System
  • Cobb [15 - 18 STI] Stage 3 + Flex Fuel Power Package - JDMuscleEngine Package DealscobbSUB004103F-BLCobb Blue Intake System
  • Cobb [15 - 18 STI] Stage 3 + Flex Fuel Power Package - JDMuscleEngine Package DealscobbSUB004103F-BLCobb Blue Intake System
  • Cobb [15 - 18 STI] Stage 3 + Flex Fuel Power Package - JDMuscleEngine Package DealscobbSUB004103F-BLCobb Blue Intake System
  • Cobb [15 - 18 STI] Stage 3 + Flex Fuel Power Package - JDMuscleEngine Package DealscobbSUB004103F-BLCobb Blue Intake System
  • Cobb [15 - 18 STI] Stage 3 + Flex Fuel Power Package - JDMuscleEngine Package DealscobbSUB004103F-BLCobb Blue Intake System
  • Cobb [15 - 18 STI] Stage 3 + Flex Fuel Power Package - JDMuscleEngine Package DealscobbSUB004103F-BLCobb Blue Intake System

COBB Tuning

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COBB Stage 3 + Flex Fuel Power Package - Cobb Blue/Stealth Black Intake

Fits: 15-18 STI

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$6,22000
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Pay over time available · Est. $194.38/payment
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Illustrative estimate only, not a financing quote or guaranteed offer. Actual payments, frequency and terms vary by provider and eligibility. Taxes, shipping and add-ons are excluded.

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COBB Tuning COBB Stage 3 + Flex Fuel Power Package - Cobb Blue/Stealth Black Intake
Fits: 15-18 STI
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Fitment

Please Note: 2015–2018 Subaru WRX STI applications; exact bundle range retained from the product listing.
  • 2015–2021 Subaru | WRX STI

Description

The COBB Stage 3 + Flex Fuel Power Package combines Accessport V3 tuning with the airflow, exhaust, fueling, and flex-fuel hardware needed for a comprehensive STI performance upgrade. It supports staged OTS maps or custom tuning for the listed 2015–2018 Subaru STI applications.

  • Fitment: 2015–2018 Subaru WRX STI
  • Includes COBB Accessport, SF Intake System, and SF Airbox
  • Includes stainless steel 3-inch downpipe, cat-back exhaust, and turbo heatshield
  • Includes flex-fuel ethanol sensor and fuel-pressure sensor kits
  • Includes AEM high-flow fuel pump, Top Feed 1050x injectors, rails, lines, regulator, and related couplers
  • Cobb Blue or Stealth Black intake option
  • Use preloaded OTS maps or custom mapping for the modification level
  • Not legal for sale or use in California on emissions-controlled motor vehicles
  • Official reference: COBB product search

Shipping and Delivery

Review our Shipping Policy for delivery details, shipping costs and exclusions.

Warranty and Support

For COBB Tuning warranty information, contact our support team.

Return and Refund

Eligibility, exclusions, applicable fees and exceptions are detailed in our Return Policy. Restrictions apply to special-order and custom products.

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Proposition 65 Warnings: cancer and reproductive harm www.p65warnings.ca.gov