Tri-Y Headers for 65-70 Mustang 260-302 SBF W/O EGR/A.I.R. Automatic D690YA holleyefi this direct-fit catalytic converter also

this direct-fit catalytic converter also interchanges with OE part NC4Z-5E212-A

8L (S6-232)

and many other applications)

which means they utilize right hand and left hand threaded components that allow easier adjustment while the control arms are being bolted to the vehicle

Tri-Y Headers for 65-70 Mustang 260-302 SBF W/O EGR/A.I.R. Automatic D690YA holleyefi this direct-fit catalytic converter alsoOverview: 65 70 Mustang SBF Tri Y Silver 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