Rumble Pack Silencer 331-403

• Extra kick with less weight, saves up to 9 lb. of dead weight
• Unique first in the industry; Dual Stage acoustical design
• Pull up to five more horsepower from the sled's motor, depending on the application
• Rumble Pack Silencer Kits attach to stock exhaust pipes and include complete instructions
• No modifications to belly pan required for installation
• Single canister design with polished stainless steel for a long-lasting finish

Ski-Doo -- MX-ZX 600 H.O. Renegade -- (2006, 2005, 2007, 2004); Ski-Doo -- GSX Sport 600 H.O. SDI 2-TEC w/121" Track -- (2006, 2004, 2007, 2005); Ski-Doo -- MX-Z 800 H.O. Renegade P-TEK w/136" Track -- (2007, 2005, 2006, 2004); Ski-Doo -- MX-Z 600 H.O. Blizzard E-TEC w/129" Track -- (2007); Ski-Doo -- MX-ZX 800 H.O. Renegade w/136" Track -- (2007, 2004, 2005, 2006); Ski-Doo -- Summit 800 H.O. High Mark -- (2004); Ski-Doo -- GSX 800 H.O. LE w/121" Track -- (2007, 2004, 2005, 2006); Ski-Doo -- MX-Z 500 Trail SS w/121" Track -- (2005, 2004, 2007, 2006); Ski-Doo -- MX-ZX 800 Blair Morgan Edition -- (2003); Ski-Doo -- Summit X 800 H.O. High Mark -- (2004); Ski-Doo -- MX-ZX 800 -- (2003); Ski-Doo -- Summit X 800 H.O. w/159" Track -- (2005, 2006); Ski-Doo -- MX-ZX 600 H.O. SDI w/121" Track -- (2005, 2007, 2004, 2006); Ski-Doo -- MX-Z 800 H.O. Adrenaline P-TEK w/121" Track -- (2004, 2006, 2005, 2007); Ski-Doo -- MX-Z 600 H.O. Adrenaline w/121" Track -- (2005, 2007, 2006, 2004); Ski-Doo -- Summit X 800 H.O. -- (2004); Ski-Doo -- MX-Z 800 Sport -- (2003); Ski-Doo -- GTX 500 Sport SS w/136" Track -- (2006, 2005, 2007); Ski-Doo -- Summit X 800 H.O. REV -- (2003); Ski-Doo -- MX-Z 500 Adrenaline SS w/121" Track -- (2006, 2005, 2004, 2007); Ski-Doo -- MX-ZX 600 H.O. -- (2003, 2004, 2005); Ski-Doo -- MX-Z 600 H.O. Adrenaline SDI 2-TEC w/121" Track -- (2005, 2006, 2004, 2007); Ski-Doo -- Summit X 800 H.O. w/151" Track -- (2006, 2005); Ski-Doo -- GSX Sport 600 H.O. -- (2005, 2004); Ski-Doo -- Summit X 800 H.O. w/144" Track -- (2005, 2006); Ski-Doo -- GSX Sport SS 500 w/121" Track -- (2007, 2006, 2005, 2004); Ski-Doo -- MX-Z 600 H.O. X-RS SDI E-TEC w/129" Track -- (2007); Ski-Doo -- Summit Adrenaline 800 H.O. w/151" Track -- (2006, 2005); Ski-Doo -- GSX 600 H.O. LE SDI 2-TEC w/120" Track -- (2004, 2006, 2007, 2005); Ski-Doo -- MX-Z 600 H.O. Renegade SDI 2-TEC w/136" Track -- (2006, 2005, 2007); Ski-Doo -- MX-Z 600 H.O. 007 Special Edition -- (2003); Ski-Doo -- Summit Adrenaline 600 H.O. SDI 2-TEC w/144" Track -- (2007, 2008, 2006); Ski-Doo -- MX-Z 600 H.O. Trail -- (2004, 2005); Ski-Doo -- Summit X 600 H.O. E-TEC w/154" Track -- (2004); Ski-Doo -- MX-Z 600 H.O. Renegade -- (2004, 2005); Ski-Doo -- Summit Adrenaline 600 H.O. w/144" Track -- (2004, 2005); Ski-Doo -- MX-ZX 800 H.O. -- (2006, 2007, 2005, 2004); Ski-Doo -- Summit Adrenaline 800 H.O. w/144" Track -- (2006, 2004, 2005); Ski-Doo -- Summit 800 H.O. High Mark Xtreme -- (2004); Ski-Doo -- Summit Sport 800 H.O. w/151" Track -- (2004); Ski-Doo -- MX-Z 600 H.O. Sport -- (2003)