APR Carbon Fiber Rear Bumper Ducts for 2018 WRX/STi Type RA (CF-815004) Water pump (1) STM Cat Pipe with

(1) STM Cat Pipe with GESi UHO 300 Cell Cat

make sure there is NO POWDER RESIDUE in your baffles

100% pre-shrunk

Hand tools and basic mechanical skills are all you need to complete this install

the more power you can safely make without having to worry about the AOS overfilling

APR Carbon Fiber Rear Bumper Ducts for 2018 WRX/STi Type RA (CF-815004) Water pump (1) STM Cat Pipe withAPR lightweight carbon fiber fender vents rear bumper ducts direct OEM replacements enhance airflow on the 2018 Subaru WRX STi Type RA model. Vehicle Fitment: 2018 Subaru WRX STi Type RA For RA models only Includes: Pair of Rear Bumper Ducts Hardware More Info from APR: Excessive heat can cause major and expensive damage to critical components in a car. Engine bays, radiators, brakes, transmissions, and differentials all need good air flow to help