BOLD MAGENTA part numbers are new for 2026 PARTS-UNLIMITED.COM 2026 | ATV/UTV EXHAUST EXHAUST 22 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 PART # EMIS* ARCTIC CAT DVX400 04-08 1831-0237 3 HONDA TRX250EX/X 06-18 1831-0543 3 TRX250X 87-93 1831-0230 3 TRX300EX/X 93-12 1831-0230 3 TRX350 FourTrax 4x4 86-87 1831-0590 3 TRX350D FourTrax Foreman 4x4 87-89 1831-0590 3 TRX400EX/X 99-14 1831-0231 3 TRX450R 04-05 1831-0423 3 TRX450ER 06-14 1831-0424 3 KAWASAKI KFX400 03-06 1831-0237 3 KFX450 08-13 1831-0380 3 Teryx 750 08-13 1831-0672 3 POLARIS 335 Sportsman 99-00 1831-0595 3 425 Magnum 2x4/4x4 95-98 1831-0594 3 455 Diesel 99-01 1831-0595 3 500 Predator 03-04 1831-0234 3 500 Predator 05-07 1831-0235 3 FITS MODEL PART # EMIS* POLARIS (CONT) 500 Sportsman 4x4 96-00 1831-0595 3 500 Xplorer 97 1831-0595 3 500 Worker 99 1831-0595 3 800 RZR EFI (Except S) 08-10 1831-06871 3 SUZUKI LT-Z250 QuadSport 04-11 1831-0562 3 LT-Z400 QuadSport 03-14 1831-0237 3 YAMAHA YFM350 Raptor 04-14 1831-0233 3 YFM350X Warrior 87-04 1831-0555 3 YFZ450 04-18 1831-0425 3 YXR450 Rhino 06-09 1831-0591 3 YFM660R Raptor 01-05 1831-0232 3 YXR660 Rhino 04-07 1831-0592 3 2-into-1 headpipe 1832-0080 3 YFM700R Raptor 06-14 1831-0426 3 YXR700 Rhino 08-13 1831-0593 3 REPLACEMENT PART Spark arrestor 1861-0180 N/A 1 Includes midpipe. SPORT SERIES RCM II SLIP-ONS WITH SPARK ARRESTOR •Designed for maximum torque and power across torque curve •Features a durable 16-gauge steel body with a lightweight aluminum rear end cap • Includes U.S.F.S. approved, removable screen-type spark arrestor; replacement spark arrestor sold separately •Bolts onto stock headpipe in minutes •Repackable muffler body •Optional Quiet Core Inserts available separately; see page 24 • Headpipe available for Yamaha Rhino 660 04-07 •Made in the U.S.A. 1831-0380 ALUMINUM ALLOY MUFFLERS FITS MODEL PART # EMIS* HONDA TRX250X 87-88/91-93 D06-2502 3 TRX300EX 93-12 D06-2502 3 ATC350X (complete) 85-86 D06-2507 3 FITS MODEL PART # EMIS* POLARIS Scrambler 500 2x4 97-07 D065545 3 SUZUKI LT230E 92-94 D06-6521 3 FITS MODEL PART # EMIS* SUZUKI (CONT) LT230S QuadSport 85-87 D06-6521 3 YAMAHA YFM350X Warrior 87-04 D06-4511 3 STEEL MUFFLERS FITS MODEL PART # EMIS* HONDA ATC90/110 (all) D04-2104 3 ATC185/200/S 81-86 D04-2106 3 ATC200E/ES Big Red 82-84 D04-2107 3 ATC200X 83-85 D04-2108 3 ATC200X 86-87 D04-2109 3 TRX250X 87-88, 91-93 D04-2103 3 FITS MODEL PART # EMIS* HONDA (CONT) TRX300EX 93-12 D04-2103 3 ATC350X 85-86 (complete) D04-2112 3 SUZUKI LT230E 92-94 D04-6102 3 LT230S QuadSport 85-87 D04-6102 3 FITS MODEL PART # EMIS* YAMAHA YTM200 (all) D04-4102 3 YTM225 (all) D04-4103 3 YFB250 Timberwolf (2x4 only) 92-00 D04-4106 3 YFM350X Warrior 86-04 D04-4105 3 YFM350FX Wolverine 4x4 95-06 D04-4109 3 RCM 4-STROKE EXHAUST SYSTEMS •RCM tapered reverse cone megaphone systems come with steel or aluminum alloy mufflers •Provides large increases in acceleration and top-end speed •Tuned for maximum peak horsepower and torque •Repackable spiral-fluted core silencers •Large-diameter steel headpipe included •Available without spark arrestors only D06-2502 D04-4109
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