ZR1 Corvette 2009-2013 Long System Gen 4 Viper an ARH header system is

an ARH header system is exactly what you need to increase torque up to 30 ft

Large - 42"-44"

Lexus GX 460 (2010-2018)

each version featuring ARH exclusive TIG Welded 3" merge collectors and scavenger spikes

Note: These headers have been prototyped with a Power Master 9540 Starter

ZR1 Corvette 2009-2013 Long System Gen 4 Viper an ARH header system isWith Race Inspired Technology built into every system, you're looking at the very best the performance exhaust industry has to offer. Our C6 ZR1 systems are available with 1 7 8" or 2" primaries and your choice of 3" x 3" or 3" x 2 1 2" catted or non catted X pipe mid section. Of course, these are manufactured using the highest quality 304 S S available and require no modifications to install. All systems come standard with merge collectors and