The T-6 Stainless Steel Exhaust System offers the same benefits as Ti-6 Titanium Exhaust System, but the T-6 is constructed of stainless steel and aluminum for increased strength and durability while giving riders a more affordable alternative to titanium Comes with a removable United States Forest Service (USFS) Approved Spark Arrestor making it easy to alternate between off-road and closed course riding. EXHAUST T6 0132011F