{"product_id":"american-racing-headers-holden-commodore-rhd-2008-2010-long-system-1-7-8-x-3-with-cats-150399","title":"American Racing Headers Holden Commodore RHD 2008-2010 Long System - 1-7\/8\" x 3\", With Cats - 150399","description":"American Racing Headers Holden Commodore RHD 2008-2010 Long System - 1-7\/8\" x 3\", With Cats - 150399\u003cbr\u003e\u003cbr\u003eRHD Holden Commodore owners looking for horsepower can have it right now by \nadding American Racing Headers awesome long system. Like everything ARH \nbuilds, these new systems are made here in the USA using the highest \nquality 304 S\/S. Available with 1-3\/4\" or 1-7\/8\" primaries and merge \ncollectors with scavenger spikes standard, ARH Commodore systems guarantees \noutstanding performance with great fit and a very easy install. Other \nfeatures include 3\/8\" thick S\/S flanges with hand ported inlets and 200 \ncell metallic substrate cats. Testing on a Mustang dyno showed gains of 38 \nRWHP and 41 RWTQ (before the tune and Cold Air were installed). This RHD \nCommodore system is a direct fit to your stock or aftermarket axle-back \nmufflers.\u003cbr\u003eAttn.\u003cbr\u003e All ARH products are exclusively manufactured for racing purposes. \nInstalling these products on any vehicle eliminates the legal use, in any \ncapacity, on public roads\/highways and may be subject to fines and\/or \ncriminal liability as per the Clean Air Act.\u003cbr\u003e\u003cbr\u003e\u003cbr\u003e\u003cb\u003eProduct Type\u003c\/b\u003e - Long System\u003cbr\u003e\u003cb\u003e\u003c\/b\u003e - Dimensions - 1-7\/8\" x 3\"\u003cbr\u003e\u003cb\u003e\u003c\/b\u003e - Catalytic Converter? - With Cats\u003cbr\u003e\u003cbr\u003e","brand":"American Racing Headers","offers":[{"title":"Default Title","offer_id":48150452568322,"sku":"ARH-150399","price":2563.69,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0787\/0618\/0354\/files\/ARH-150399_1_1.png?v=1785027221","url":"https:\/\/www.lethalperformance.com\/products\/american-racing-headers-holden-commodore-rhd-2008-2010-long-system-1-7-8-x-3-with-cats-150399","provider":"Lethal Performance","version":"1.0","type":"link"}