FREE SHIPPING* On Orders Over $199 within 48 States
Shop in Confidence with Our Price Protection Program!
The 1% Award · Auto Parts Store of the Year 2026
Clear Car Save Vehicle
  • Cobb [15 - 18 STI] NexGen Stage 2 Power Package - Black - JDMuscleEngine Package DealscobbSUB004NG2S1-BK
  • Cobb [15 - 18 STI] NexGen Stage 2 Power Package - Black - JDMuscleEngine Package DealscobbSUB004NG2S1-BK
  • Cobb [15 - 18 STI] NexGen Stage 2 Power Package - Black - JDMuscleEngine Package DealscobbSUB004NG2S1-BK
  • Cobb [15 - 18 STI] NexGen Stage 2 Power Package - Black - JDMuscleEngine Package DealscobbSUB004NG2S1-BK
  • Cobb [15 - 18 STI] NexGen Stage 2 Power Package - Black - JDMuscleEngine Package DealscobbSUB004NG2S1-BK
  • Cobb [15 - 18 STI] NexGen Stage 2 Power Package - Black - JDMuscleEngine Package DealscobbSUB004NG2S1-BK
  • Cobb [15 - 18 STI] NexGen Stage 2 Power Package - Black - JDMuscleEngine Package DealscobbSUB004NG2S1-BK

COBB Tuning

COBB Tuning Be the first one to review

COBB NexGen Stage 2 Power Package - Black

Fits: 15-18 STI

$3,43500
Earn $68.70 In JDMuscle Rewards!
Low stock! Only 12 left
Financing available starting $107.34 /month and as low as 0% APR.

Auto Parts Store of the Year 2026

COBB Tuning COBB NexGen Stage 2 Power Package - Black
Fits: 15-18 STI
Be the first one to review

Estimated Shipping Widget will be displayed here!

Profile Avatar

Talk to an Enthusiast

Verify Fitment & Product Recommendations

M-F 8:30AM - 5:00PM

(866) 833-3536 Email

Fitment

  • 2015–2021 Subaru | WRX STI

Description

The COBB NexGen Stage 2 Power Package for the 2015–2018 Subaru WRX STI combines the Accessport V3 with a black SF intake system, airbox, turbo inlet, fuel system, spark plug, and supporting hardware for a complete, calibrated performance upgrade.

  • Fits 2015–2018 Subaru WRX STI
  • Includes Accessport V3 (AP3-SUB-004)
  • Includes black SF Intake System with COBB blue accents and airbox
  • Includes Silicone Turbo Inlet V2 and Throttle Body Coupler
  • Includes Top Feed 1050X Fuel Injectors, High Flow Fuel Pump, Fuel Pressure Regulator, Fuel Rail Line Kit, and Fuel Rails
  • Includes COBB Spark Plugs and Vehicle Badge
  • 50-state legal when used according to the manufacturer’s application guide under CARB Executive Order D-660-99
  • Product code: SUB004NG2S1-BK
  • References: COBB Stage Packages

Shipping and Delivery

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

Warranty and Support

Limited Manufacturer Warranty

Return and Refund

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

Proposition 65

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