4-2-1 2-PIECE HEADER KIT
- The perfect combination of performance superiority and installation ease!
- The best average power gains, best peak power and best torque-;tests prove it!
- Big gains-;up to 6.8 HP and up to 4.6 ft./lbs. of torque!
Perfect-fitting, top-performing header-;the results of the CNC-machined flanges, TIG welding and mandrel-bent tubing. The flanges and factory-style O-rings ensure a leak-free seal. Threaded flanges simplify installation. CARB exempt. Shipped separately from factory. NOTE: SKU numbers ending in F are factory shipped and may take a little longer to reach you.