Long Tube Headers for 70-81 GM F Body 265-400 SBC 1-3/4in Primary D324-B flowtech 9L V8 1971 - 1974

9L V8 1971 - 1974 Plymouth Fury II Base 360/5

FSF240100B

Keep the check engine light off with MagnaFlow California Grade CARB Compliant Direct-Fit Catalytic Converter 441093

this direct-fit catalytic converter also interchanges with OE parts 208B2-AC325

Long Tube Headers for 70-81 GM F Body 265-400 SBC 1-3/4in Primary D324-B flowtech 9L V8 1971 - 1974Overview: 70 81 GM F Body SBC Long Tube Black Ctd Long tube headers provide the greatest increases in horsepower and torque across the entire RPM spectrum. The choice of racers worldwide, Doug's long tube headers are designed for the car owner who wants maximum power and the highest quality header on the market. This fitment is tailored for popular aftermarket engine swap kits. Doug's engine swap headers were developed to solve common fitment issues