APR Performance Brake Cooling Ducts for 2018-2021 Subaru WRX STI(CF-801850) _155.2_/_156.5 The Dual Split Rear Exit

The Dual Split Rear Exit 0FG Exhaust features a unique tip outlet design for the F-150 - dual 5" tips exiting from under the rear bumper

breather hoses and oil trap

This introduces additional unnecessary friction into the steering system which has a knock on detrimental effect on the vehicles handling characteristics

innovative yet user-friendly technology

the stunning carbon fiber and aluminum design looks fantastic in the engine bay and adds a pleasant auditory note to the engine

APR Performance Brake Cooling Ducts for 2018-2021 Subaru WRX STI(CF-801850) _155.2_/_156.5 The Dual Split Rear ExitCF 801850 The APR Brake Cooling Ducts are aerodynamically optimized to "funnel in" massive amounts of air. Also known as the venturi effect, when the vehicle speed increases, this funneled in air increases in both pressure and velocity as it passes from the larger frontal area into the smaller pipe section of the brake duct. When matched with appropriate high temperature air duct hoses (not included purchase hoses from your favorite racing supply