We thought everyone would enjoy some photos of the Gintani Downpipes about to go on our BMW M4! These are made by hand in right here in the USA with 304 Stainless Steel, hand tig welded with 100% perfect fitment and space for O2 sensors. Please note that while they are expected to provide improved throttle and turbo response, these are for off-road use only (not 50 state legal).


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