Exhaust Collector Slip On Steel Header 12in x 2-1/2in Primary To 5in PFEEC14704 100 to 200 series When installing a new flex

When installing a new flex plate

Quick and easy adapting solution when fitting injectors that require a USCAR plug and the engine harness has Denso injector plugs

Low Resistance (40-50 ohms per foot)

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

These brackets are a custom fit and may suit universal applications in hot rods and muscle cars fitted with small block Chevy dependent on space

Exhaust Collector Slip On Steel Header 12in x 2-1/2in Primary To 5in PFEEC14704 100 to 200 series When installing a new flexPFEEC14704 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.