The STM 3" stainless steel downpipe for the AWD 2G DSM will bolt up to any stock location test pipe/cat and is designed for use with the stock o2 housing. This is a perfect match for the STM Test Pipes. 3" stainless steel construction mating to a 2.5" flange to match the stock turbo o2 housing. STM downpipes are tig welded, back purged and made in the USA! Vehicle Fitment: 2G DSM AWD 1995-1999 Eclipse GSX 1995-1998 Talon TSi AWD • Fits ALL WHEEL DRIVE models only • Fits both STM 2.5" and 3" test pipes (or aftermarket in stock location) • Fits stock O2 housing only • Does not fit aftermarket O2 housings • Does not fit front wheel drive models If you have a STM 3" o2 housing, please use this downpipe: STM 2G DSM AWD Downpipe for STM 3" O2 Housing Features: • Tig-Welded, Back-Purged • 3" Stainless Steel • Mandrel Bent • Gaskets & Hardware Included STM Products are made in the USA! Lifetime Warranty on STM Parts to the original purchaser against manufacturing defects. Includes: (1) STM 3" Downpipe (1) 3" Remflex Gasket (1) 2.5" Remflex Gasket (4) M10 x 35 Bolts (4) M10 Flat Washers (4) M10 Nuts Shipping Times: 1-14 Days Hand crafted and welded in New York, please give our fabricators time to assemble your downpipe!