APR Performance Brake Cooling Ducts for 2018-2021 Subaru WRX STI(CF-801850) _155.2_/_156.5 Designed for applications where no

Designed for applications where no tail pipe or turn down is needed

31" (178mm-186mm) perform well in saltwater applications and offer better corrosion resistance than the standard 304 T-bolt band clamp

Fits 87-93 GT ONLY

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

and Ford F-150 V8 2011-17 (7-300)

APR Performance Brake Cooling Ducts for 2018-2021 Subaru WRX STI(CF-801850) _155.2_/_156.5 Designed for applications where noCF 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