THY-288Y-C / Tri-Y Headers with Adapters 1964-1966 Ford Mustang 351W Motor Swap Exhaust Y-Pipe (Crossover) Included: Yes

Y-Pipe (Crossover) Included: Yes

Header Style: Long Tube 4:2:1 Tri-Y Headers

Installing these performance mid-pipes completes the ultimate performance combination for your 4

Collector Diameter: 2-1/2"

THY-288Y-C / Tri-Y Headers with Adapters 1964-1966 Ford Mustang 351W Motor Swap Exhaust Y-Pipe (Crossover) Included: YesTri Y Headers with Adapters 1964 66 Ford Mustang 351W Motor Swap Part # THY 288Y C Application Specifics: Automatic Transmission Only Header Style: 4: 2: 1 Tri Y Headers Material: Steel Finish: Silver Ceramic Coated Weld Up: Yes, adapters must be welded to exhaust system Primary Tube Diameter: 1 3 4" Primary Tube Gauge: 14 Gauge Collector Attachment: 3 Bolt Flange Collector Diameter: 3" Tuned: No Flange Thickness: 3 8" Bolts and or Studs Included: Yes