Stainless Works 2-1/2in Header Builder Kit

All tubes are CNC mandrel bent for optimal flow for the J-bends in this header builder kit. Made from 304 stainless steel for maximum corrosion resistance. The diameter of tubes is 2-1/2" with .049 wall thickness. This kit includes (2) 3/8" thick CNC laser cut flanges, of your choice. Also comes with (12) J-bends, (2) formed collectors and (2) filler diamonds to connect the tubes together. We recommend the use of 308L SS welding rod. These kits are proudly made in the USA.

Additional Information

Header Build Kit, all tubing included with the kit is 304 stainless steel 2-1/2" diameter, with .049 wall thickness. Kit includes (2) 3/8" thick Laser cut flanges, (12) J-bends, (2) formed collectors and (2) filler diamonds.

Part Type

Exhaust Header Pipe Kit

Note for Australian and European Markets

Unless otherwise stated, this product may be engineered for use in Left-Hand Drive vehicles. Steering components, pedals, shifters, linkages, wing mirrors, instrument clusters, panhard rods/traction bars, drag links, brake boosters, brake or clutch lines, accelerator cables, heater cores, some master cylinders and adjacent parts can vary between LHD and RHD configurations. In some models compenents such as windscreen wiper arms, motors and linkages could differ in their size and orientation. Items such as floor mats & dash mats may have differences in their structure around the front row (or padding in different locations). In many cases items are identical depending on the design of the vehicle and part, but may have differing mounts, lengths or bolt patterns. Carefully review the product images and details to ensure suitability for your vehicle, or contact StreetFX support if you are unsure. Returns are not accepted for special order products.

Images are supplied by the manufacturer and may be generic. While all efforts are made to provide accurate pictures, there may be differences in the actual product, such as colour, quantity, version, or included components. Please carefully review the description and specifications for details on inclusions or any variations. Some items may be sold individually or in sets, and images may occasionally depict additional products or quantities not included in your purchase. For assistance or clarification, please contact customer support.

Reference Information

Header Builder Kit, all 304 Stainless Steel, 2-1/2" dia. x .065 wall primaries. Kit includes (2) 3/8" thick L

Stainless Works offers a wide range of header builder kits for your customization projects. The 304 stainless steel header builder kits include two 3/8 in. thick laser-cut flanges (to be specified by customer), 12 J-bends (one 6 in. long leg and one 12 in. long leg), two formed collectors, and two filler diamonds to connect the tubes together. Specify desired flange style; and choose your primary tube and collector diameters. All tubes are mandrel-bent for optimal flow in the J-bends. Order the header builder kit with options desired for your exhaust system.