ZZP GXP Downpipe

Stock downpipes are double-walled tubing with an inside diameter of just over two inches. Gains of over 10HP have been seen along with a substantial drop in knock. This part can typically be installed in under an hour. Our downpipes are made from high quality stainless steel. Even the flanges are stainless, which isn't something any other company offers. This ensures a lifetime of rust-free operation and eliminates the need for paint that could flake off. Stainless costs a little more but we feel it's worth it. All welds are held to the strictest of quality control standards to ensure a professional finish. Our weld quality is higher than any other downpipe manufacturer. When shopping around, ask if the downpipe is 100% stainless, and ask for a close up shot of their welds. Compare them to ZZP's downpipes, and it will be apparent why ZZP's downpipes are leaps and bounds ahead of the competition. Exit option: The default, or stock, downpipe exit will come with a 2.5" flange. This is th