Mac Auto Parts 25828 Acura Integra GS LS RS Rear Muffler Exhaust This is a brand new INTERNATIONAL Brand , OEM style replacement Rear Muffler for a ACURA All of our mufflers are new and made with high quality steel . We offer a 5 year warranty FITS , Integra , SE , GS , LS , RS , 1.8L 4 Door only OUR MUFFLER INCLUDE GASKET MUFFLER KIT INCLUDES 1x Part# 3 Axle pipe & Rear muffler 1x Part# 357 Gasket