DetailsThis high flowing downpipe set features full 2.5" stainless steel with high flow catalytic converters. Downpipes will fit with most aftermarket exhausts and the Milltek cat-back exhaust. Manual models only.
*Note this product is for off-road use only and requires a waiver to be shipped to California residents.
*Note that oxygen sensor spacers or stage two software required for these downpipes.
Fitment: '05-'07 S4 (Manual Models)
Included: Downpipes - (x2)