ARH - Long Tube Heads & X-Pipe Long System (2010+ Camaro LS3/L99) Lingenfelter or performance camshafts

or performance camshafts

The ID1700x excels at high pressures typical of current automotive systems

Runner layout and plenum design promotes maximum airflow

This version ends at the catback as a direct fit

Our Mid Length kit allows you to reuse the secondary set of factory cats combined with our Severe Duty 49 State Legal cats

ARH - Long Tube Heads & X-Pipe Long System (2010+ Camaro LS3/L99) Lingenfelter or performance camshaftsFor the 5th Generation Camaro, ARH has what you need to exhaust the beast within. Our 100% U. S. made Long Tube 304 S S header systems are designed to fit great, install easily and produce outstanding horsepower and torque. Dyno testing of our 1 7 8" system with cats produces gains of 32 RWHP without a tune and 50 RWHP with a tune. RWTQ was up 45 ft. lbs after the tune. The system comes with everything you'd expect from ARH: 3 8" thick flanges with