Sport Muffler. USFS Approved Spark Arrestor Included. - MBRP Exhaust - AT-6403SP

CLEAN LOOKS AND A PERFORMANCE SOUND - MBRP SPORT SERIES Quickly bolt on an MBRP Sport Series exhaust and enjoy the new deep tumble coming from your ATV or SXS. Slam the throttle for an aggressive sound or cruise all day long without worrying about being obnoxious. This exhaust focuses on enjoying the trails and delivering a balanced tone.
Reliable and Dependable Chambered Design. Bolt-on Installation. Mild Exhaust Tone Increased Flow.
Dyno Proven
Your MBRP performance gas exhaust system has undergone countless hours on our in-house Mustang 1100 AWD-SE Chassis Dynamometer hundreds of miles on road and track and numerous tweaks and modifications to get the most out of your truck. From the vehicle specific muffler design to the fully mandrel bent tubing to minimal bend degree angles your MBRP performance system gets exhaust out fast. An MBRP performance exhaust system is the starting point to getting the most from cold air intakes programmers modules and downloaders.
Exhaust Tip Shape: Round
Exhaust Tip Quantity: 1
Exhaust Tip Diameter: 2 IN
Exhaust Tip Finish: Powder Coated
Exhaust Tip Material: Aluminized Steel
Inlet Outside Diameter: 1.75 IN
Outlet Outside Diameter: 2 IN
Outlet Tip Shape: Round
Color: Black
Clamps Included: Yes
Finish: Powder Coated
Universal Or Specific Fit: Specific
Shape: Round
Clamping Type: Bolt-on
Body Diameter: 4.3 IN
Inlet Type: Slip-on
Outlet Type: Single
Body Height: 4.3 IN
Body Length: 12 IN
Body Width: 4.3 IN
Hanger Included: Yes
Inlet Quantity: 1
Body Material: Steel
Outlet Quantity: 1
Reversible: No
Engine Fuel Type: Gasoline
Exhaust Tip Wall: Single
Exhaust Tip Cut: Angled
Exhaust Tip Edge: Straight
Exhaust Tip Resonated: No
Exhaust Tip Intercooled: No
Bolt-On Yes/No: Yes
Fuel Type: Gasoline
Major: ATV
Material: Black-Coated Aluminized Steel
Minor: Exhaust
Muffler Yes/No: Yes
Prop 65 (C R or CR): CR
Prop 65 - Short Label: Prop65warning.pdf
Prop 65 Yes/No: YES
Title: Slip-on system w/Sport Muffler
Type: Slip-on
UPS Able: Yes
Vehicle Segment: Dirt

Detailed Fitment Results
Year Make Model 2004 Yamaha YFZ450 2005 Yamaha YFZ450 2006 Yamaha YFZ450 2007 Yamaha YFZ450 2008 Yamaha YFZ450 2009 Yamaha YFZ450