Cobb Stage 1 to NexGen Stage 2 Flex Fuel Upgrade Subaru STI 15-18 - Blue SF Hose | SUB004NG2S1FF-S1-UP-BL Vehicle Make_Golf R Installation does require drilling a

Installation does require drilling a hole for the mounting hardware OR using self tapping screws (not included)

This is achieved by using a unique single

Dry carbon fiber duct directs air into the center of the rotor

HKS designed this cat back exhaust to result in a dry sporty exhaust sound that can be heard inside the vehicle at the step of a pedal

Cobb Stage 1 to NexGen Stage 2 Flex Fuel Upgrade Subaru STI 15-18 - Blue SF Hose | SUB004NG2S1FF-S1-UP-BL Vehicle Make_Golf R Installation does require drilling aFitment Information: 2015 2018 Subaru STI Features: This kit is a great bang for your buck package! The COBB Tuning Stage 1 to NexGen Stage 2+ Flex Fuel Power Package for your 15 18 STI has been designed to re establish the modification and upgrade paths for supported vehicles that have been impacted by the removal of downpipes. This package provides similar performance and excitement, while maintaining legal emissions standards. Select this package