HKS Extension Kit w/ Catalytic Converter - 2013-2021 Subaru BRZ /Scion FR-S/ Toyota 86 PDM_ecu-fuel-rail-brackets and were able to improve

and were able to improve the performance of the diffuser while keeping it within a specific build volume for daily and track use

Confirmed to fit on GR Supras with a Cusco front brace installed

The height can be locked in with the provided lock bolt

5MM Thickness - Subaru Models (Inc

no permanent hardware modification

HKS Extension Kit w/ Catalytic Converter - 2013-2021 Subaru BRZ /Scion FR-S/ Toyota 86 PDM_ecu-fuel-rail-brackets and were able to improveHKS Extension Kit w Catalytic Converter 2013 2021 Subaru BRZ Scion FR S Toyota 86 HKS Exhaust System Supporting Component HKS offers supporting components for exhaust system builds including catted J pipes, extension kits with catalytic converters, center pipes, and exhaust joint pipes. These components complete or modify an exhaust system build either adding emissions compliance through a catalytic converter or connecting sections requiring a