Holden Commodore RHD 2008-2010 Long System

Chevy Caprice PPV owners looking for horsepower can have it right now by adding American Racing Headers awesome long system. Like everything ARH builds, these new systems are made here in the USA using the highest quality 304 S/S. Available with 1-3/4" or 1-7/8" primaries and merge collectors with scavenger spikes standard, ARH PPV Caprice systems guarantees outstanding performance with great fit and a very easy install. Other features include 3/8" thick S/S flanges with hand ported inlets and 200 cell metallic substrate cats. Testing on a Mustang dyno showed gains of 38 RWHP and 41 RWTQ (before the tune and Cold Air were installed). This PPV Caprice system is a direct fit to your stock or aftermarket axle-back mufflers. Product features on this system includes: 100% Made in the USA - Never Outsourced Made entirely of 304 stainless steel 3/8" thick laser-cut flanges for a warp-free seal Hand-ported TIG welded inlets Optimized primary tube routing for superior fit and performance Merge collectors with scavenger spikes Catted systems feature severe duty 300 cell catalytic converters with the option to upgrade to 400 cell G-Sport catalytic converters. Call before ordering to upgrade. Attn. All ARH products are exclusively manufactured for racing purposes. Installing these products on any vehicle eliminates the legal use, in any capacity, on public roads/highways and may be subject to fines and/or criminal liability as per the Clean Air Act.

The seventh generation of Mustang brought performance and handling to a whole new level, but power and torque as still waiting to be unleashed from an anemic factory exhaust. With header systems in 1-3/4", 1-7/8" or 2" (for max effort applications) and a 3" exhaust, our Long System unlocks that power with performance gains up to 30 RWHP. A simple mark and cut (no welding required) mates the ARH Long System to your existing Axelback. Comes with a 3" X-Pipe standard. Product features on this system includes: 100% Made in the USA - Never Outsourced Made entirely of 304 stainless steel 3/8" thick laser-cut flanges for a warp-free seal Hand-ported TIG welded inlets Optimized primary tube routing for superior fit and performance Merge collectors with scavenger spikes Catted systems feature severe duty 300 cell catalytic converters with the option to upgrade to 400 cell G-Sport catalytic converters. Call before ordering to upgrade. Attn. All ARH products are exclusively manufactured for racing purposes. Installing these products on any vehicle eliminates the legal use, in any capacity, on public roads/highways and may be subject to fines and/or criminal liability as per the Clean Air Act.

ARH rules the roost with GT500 systems up to 2" and a X-Pipe to give you the muscle car sound and power your Mustang needs. Product features on this system includes: 100% Made in the USA - Never Outsourced Made entirely of 304 stainless steel 3/8" thick laser-cut flanges for a warp-free seal Hand-ported TIG welded inlets Optimized primary tube routing for superior fit and performance Merge collectors with scavenger spikes Attn. All ARH products are exclusively manufactured for racing purposes. Installing these products on any vehicle eliminates the legal use, in any capacity, on public roads/highways and may be subject to fines and/or criminal liability as per the Clean Air Act.