With computer mandrel-bent aluminized tubing, die-stamped flanges and precision welds; the quality matches the 12-20 horsepower improvement seen on the rear wheel chassis-dyno. Note: Off Road pipes do not have catalytic converters. They are intended for race vehicles used on a race track, not for street use. Street pipes come with high flow catalytic converters. Note: This part qualifies for oversize shipping. You will be contacted with shipping cost Fits 1996, 1997, 1998, 1999, 2000, 2001, 2002, 2003, 2004 Mustang GT BBK-1638$179.99 Year and Style: 96-04 2.5 OFF ROAD for long Tube Headers96-04 2.5 with converters for long tube headers (+210)96-98 2.5 4.6L Cobra OFF ROAD (+20)96-98 2.5 4.6L Cobra with converters (+230)96-98 4.6L GT OFF ROAD (+20)96-98 4.6L GT with Converters (+230)99-04 4.6L Cobra/GT OFF ROAD (+30)99-04 4.6l Cobra/GT with Converters (+230) www.realspeedauto.com Ph.631-563-7325 All parts listed are for the Ford Mustang unless otherwise noted. Copyright 2012 Realspeed Automotive Inc. All rights reserved. mustang parts:: mustang performance parts:: 2005 mustang parts:: mustang cobra parts:: ford mustang performance parts:: 2005 mustang performance parts:: ford mustang racing parts:: aftermarket mustang parts:: after market mustang parts:: high performance mustang parts:: fox body mustang parts:: billet accessories:: mustang cold air intake:: best lower control arms mustang:: shifters:: short shifter:: shifter:: mustang lowering springs:: pro 5.0 shifter:: mustang clutch::