20" Standard Rotation Rigid Race Fan, Steel Blade 1990-pontiac-firebird-esi3548487 bolt-in installation in about an

bolt-in installation in about an hour

Designed to be used with Side Inlet/Opposite Side Outlet mufflers such as part# 942548 (Super 44 Series) or 942553 (50 Series) mufflers

Works on the 2015-up Mustang Ecoboost

making it essential for those with aggressive driving styles

This dual out American Thunder cat-back exhaust system is the perfect choice with 3

20" Standard Rotation Rigid Race Fan, Steel Blade 1990-pontiac-firebird-esi3548487 bolt-in installation in about anProviding maximum full time airflow across the rpm range, this standard rotation 20" rigid race fan features a sturdy steel hub, 6 steel fan blades and is rated up to 8,000 rpm. Comes finished in durable black powder coat.