2-into-1 equal-length headers 1-3/4" headpipes Includes (2) Headpipe heat shields Utilizes an advanced inner collector for maximum performance Mild steel Construction with Mig Welding Made in the U.S.A. Fits models with mid controls only - no forward control models Includes 18 mm O2 sensor ports and 12 mm adapters. EXHAUST RR 86-03 XL CH