COBB Fuel Rails for 2008-2021 Subaru WRX/STi (343150) Matrix Concepts (1) Catalytic Converter

(1) Catalytic Converter

preserving their longevity

Expect to treat this battery as a maintenance item - once it's done

Please call to verify if still available

the ProH2K uses the cost-effective yet reliable ARP2000 rod bolts

COBB Fuel Rails for 2008-2021 Subaru WRX/STi (343150) Matrix Concepts (1) Catalytic ConverterThe COBB Subaru Fuel Rails are crafted from 6061 Billet Aluminum and feature a black anodized finish with a laser etched COBB logo. Each rail comes with pre installed 8 AN to 6 AN adapters, making installation simple when paired with the COBB Fuel Line Kit. The kit also includes hardware and adapters to accommodate both stock style and Injector Dynamics Fuel Injectors. Phenolic thermal spacers and stand offs provide a heat barrier between the cylinder