Tri-Y Headers for 68-91 GM Truck 396-502 BBC 1-3/4in Primary D303Y-B engine-components 25 Title California Direct-Fit Outlet

25 Title California Direct-Fit Outlet Attachment Clamp-On

5L V8 1966 - 1969 Chevrolet Corvette Base 427/7

Upgrade Your Vehicle's Performance: This kit includes Differential Drop Brackets

Designed to fit the 2004-2005 Chevrolet Trailblazer EXT

Tri-Y Headers for 68-91 GM Truck 396-502 BBC 1-3/4in Primary D303Y-B engine-components 25 Title California Direct-Fit OutletOverview: 68 91 GM Truck BBC Tri Y Black Ctd Doug's is the pioneering force behind the popular TRI Y design for cars and trucks. The unique, shortend, paired primary tubes increase mid range torque without sacrificing top end power. TRI Y's are a great choice for daily drivers and heavy duty trucks looking to increase power from idle up to 4500 RPM while maintaining maximum fuel efficiency. Features: 3 8" thick machined flanges to prevent warping CNC