BOLD MAGENTA part numbers are new for 2024 PARTS-UNLIMITED.COM 2024 | ATV/UTV EXHAUST 14 DISCLAIMER: *EMIS (EMISSIONS CATEGORIZATION CODE). SEE PAGES 4-6 FOR CATEGORY CODES, IMPORTANT EPA/CARB EMISSION DEFINITIONS AND REGULATORY COMPLIANCE AND NOTICE REGARDING NOISE REGULATIONS. PRODUCTS NOT LEGAL FOR SALE OR USE IN CALIFORNIA ON ANY POLLUTION CONTROLLED MOTOR VEHICLES IF NOT CATEGORIZED AS “1” OR “4”. FITS MODEL DESCRIPTION PART # EMIS* SUG. RETAIL HONDA TRX90EX 06-08, TRX90X 09/13-17 Spark arrestor muffler 1830-01931 3 $309.99 TRX250EX Sportrax 01-08 Spark arrestor muffler 1831-0339 3 399.99 TRX250X 87-91/ TRX300EX 93-08 Spark arrestor muffler FMF0410241 3 494.99 TRX250X 09-14/16-18 Spark arrestor muffler 1831-0339 3 399.99 TRX300X 09-10 Spark arrestor muffler FMF0410241 3 494.99 TRX400EX 99-08 Spark arrestor modular muffler FMF041025 3 399.99 TRX400X 09-14 Spark arrestor modular muffler FMF041025 3 399.99 TRX450R 04-14 HEX slip-on muffler 1831-0675 3 399.99 KAWASAKI KFX450R 08-11 Slip-on muffler 1831-0382 3 399.99 POLARIS 500 Predator 03-07 Spark arrestor muffler 1831-0011 3 399.99 FITS MODEL DESCRIPTION PART # EMIS* SUG. RETAIL SUZUKI LTZ400 03-14 Slip-on muffler 1831-0478 3 $399.99 YAMAHA YFM250 Raptor 08-15, YFM250R Raptor 11 Slip-on muffler 1831-0402 3 399.99 YFM350 Warrior 86-05 Spark arrestor modular muffler FMF044015 3 399.99 YFM350 Raptor 05-15 Spark arrestor modular muffler 1831-0084 3 399.99 YFZ450 04-09/12-15 Slip-on muffler 1831-0365 3 399.99 YFZ450R 09-22, YFZ450X 10-11 Slip-on muffler 1831-0517 3 399.99 YFM660R Raptor 01-05 Spark arrestor muffler FMF044016 3 399.99 YFM700 Raptor 06-23 HEX slip-on muffler 1831-0647 3 399.99 1 Full system. POWERCORE 4/4 SA MUFFLERS •Modular end cap allows easy tuning alterations • Standard Hi-Flo 2” end cap boosts all-around performance; optional smaller 1 3/4” end cap smooths power delivery; spark arrestor module adds off-road versatility •Computer designed and dyno tested for every 4-stroke application •Enhanced sonic evacuation delivers a higher flow of exhaust gases, which increases power •A stainless steel mid pipe mates to the computer-designed aluminum rear can for lightweight durability •Square or round (depending on the machine) perforated steel inner cores make for optimum flow, using hi-flo technology •FMF’s exclusive cross-weave internal packing provides longevity and maximum sound dispersion •Elliptical aluminum can offers strategic sizing for superior performance •Optional Quiet Core insert will provide a decrease in sound level if desired •PowerCore 4 SA (spark arrestor) features a screen-type spark arrestor that is approved by the U.S.F.S. and does not interrupt exhaust flow so there’s no performance loss •The PowerCore 4 SA system’s strategic ports allow the sonics to evacuate more effectively with the computer-designed Performance Flow end cap FITS MODEL DESCRIPTION PART # EMIS* SUG. RETAIL HONDA TRX450R 06-14 Stainless steel header 1832-0076 3 $349.99 YAMAHA YFZ450 04-09/12-15 Stainless steel header 1822-0396 3 349.99 FITS MODEL DESCRIPTION PART # EMIS* SUG. RETAIL YAMAHA (CONT) YFZ450R 09-22,YFZ450X 10-11 Titanium header 1832-0071 3 $449.99 Stainless steel header 1832-0078 3 349.99 MEGABOMB HEADERS • The ultimate power booster features exclusive Ti-Metal construction •Improved bottom to mid-range power •Produce the low end of a longer header and the top end of a short header •Less susceptible to damage than a long header •Run well with sound-restricting mufflers; effectively reduce sound output by as much as 1.5 dB FITS MODEL PART # EMIS* SUG. RETAIL HONDA TRX400EX 99-08,TRX400X 09-14 FMF-H421H 3 $324.99 TRX450R 04-05 1832-0007 3 249.99 TRX450R 06-14 1832-0039 3 249.99 KAWASAKI KFX400 03-06 1832-0068 3 249.99 KFX450R 08-11 1832-0055 3 249.99 SUZUKI LTZ400 03-14 1832-0068 3 249.99 FITS MODEL PART # EMIS* SUG. RETAIL YAMAHA YFM250 Raptor 08-15,YFM250R Raptor 11 1832-0059 3 $249.99 YFM350 Raptor 05-15 1832-0013 3 249.99 YFM350 Warrior 86-05 FMF040040 3 249.99 YFZ450 04-09, 12-15 FMF044033 3 249.99 YFZ450R 09-22,YZ450X 10-11 1832-0070 3 249.99 YFM660R Raptor 01-05 FMF040074 3 324.99 YFM700 Raptor 06-14 1832-0038 3 324.99 YFM700 Raptor 15-23 1832-0079 3 324.99 POWERBOMB HEADERS •Utilize FMF’s module precisely located at the initial stage of the header for specific applications • Position of “Bomb” increases performance; horsepower is increased as much as 10% • Act as “pre-muffler” helping to lower the decibel output •The expansion and contraction of exhaust sonics through the system causes increased flow •Available in stainless steel for strength combined with light weight FMF041024 1831-0365
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