Headers and Mufflers Offers Patrol 4500 engine: Headers + Downpipe + Electronic Muffler 1800 SAR Land Cruiser 4500 engine: Headers + Downpipe + Electronic Muffler 1800 SAR F-150 Headers + Downpipe + Electronic Muffler 1800 SAR Hilux: Full Headers + Electronic Muffler 1800 SAR Datsun: Full Headers + Electronic Muffler 1800 SAR Sierra: Full Headers (single exit right) + Electronic Muffler 2800 SAR Sierra Headers + Y-Pipe + Electronic Muffler 2100 SAR Electronic Muffler (installation included) 950 SAR Two Electronic Mufflers (installation included) 1700 SAR Pajero: Headers + Y-Pipe + Electronic Muffler 2200 SAR FJ: Headers + Y-Pipe + Electronic Muffler 2200 SAR Chassis: Full Headers + Electronic Muffler 2350 SAR Xterra: Full Headers + Electronic Muffler 2350 SAR Pathfinder: Headers + Y-Pipe + Electronic Muffler 2350 SAR Caprice: Headers + Headers + Two Electronic Mufflers 3200 SAR Ford F-150: Y-Pipe + Headers + Electronic Muffler 2200 SAR