Eibach Bump Spring 2" I.D x 2.25" 850lb Helmet Forced Air Hose Adapter 3 AN Male to 1/8

3 AN Male to 1/8 in NPT Female

Drilled for 1/2" studs

Arch supports replace the front arches found on many asphalt late models and modifieds or when fabricating a new chassis

1967-1976 Pontiac Firebird

1958-1958 GMC PM252

Eibach Bump Spring 2" I.D x 2.25" 850lb Helmet Forced Air Hose Adapter 3 AN Male to 1/8Engineered for maximum travel and consistency in the most extreme conditions, the Eibach BUMP SPRING System offers limitless tuning options for "soft spring" Dirt and Pavement Racers. Maximum Travel in All Rates with Repeatable Performance Block and Sag Resistant Increases Aero Efficiency, Grip and Control at the Limit Made By Eibach in the U. S. A. Offers limitless tuning options for "soft spring" Dirt and Pavement RacersEibach has been committed to