Exhaust Collector Slip On Steel Header 12in x 2-1/2in Primary To 5in PFEEC14704 100 to 200 series Plus they feature thick one-piece

Plus they feature thick one-piece CNC billet flanges for superior sealing

Machined to 5mm so there wheels track correctly

When installing a new flex plate

Raceworks tube adapter Hose Ends are manufactured from quality aluminium and feature a black anodised finish

when welding produces contaminant free beads

Exhaust Collector Slip On Steel Header 12in x 2-1/2in Primary To 5in PFEEC14704 100 to 200 series Plus they feature thick one-piecePFEEC14704 Exhaust Collector Slip On Steel Header 12in. x 2 1 2in. Primary To 5in. Proflow's Steel slip on collectors feature a formed long transition 4 into 1 design for maximum power. These mild steel collectors are available in various sizes for ultimate in durability. If you purchase multiple items at a time and are overcharged for shipping we will refund any excess on shipping.