Collection: KTM 250 SX Performance Parts, Kits, and Accessories - Moto-House MX
KTM 250 SX Performance Parts, Kits, and Accessories | Moto-House MX
At Moto-House MX, we are the go-to destination for performance parts, kits, and accessories for the KTM 250 SX. With over 40 years of experience building and tuning off-road bikes, our team helps you get more out of your KTM 250 SX.
The KTM 250 SX is a 2-stroke bike known for its explosive hard-hitting powerband, lightweight agility, and race-winning throttle response on the track. With the right upgrades you can unlock its potential. We focus on top-end and cylinder work, exhaust systems, reed valves, and clutch upgrades. Whether you are doing a full top-end rebuild, adding power, upgrading control, or protecting vital components, we carry the parts to do it.
Rebuild or build up the engine with Vertex, Wiseco, ProX, Cylinder Works, Athena, VHM, and Hot Rods pistons, cylinders, gaskets, and crank components. Add sharp throttle response with V-Force (Moto Tassinari) and Boyesen reed valves. Put the power to the ground with Rekluse and Hinson Racing clutch components, FMF and Pro Circuit exhaust systems, and Twin Air, Pro Filter, No Toil, and UNI air filtration. Improve control and drive with Renthal, ProTaper, ODI, ARC, Raptor Titanium, Flo Motorsports, Works Connection, RFX, and Xtrig bars, sprockets, levers, footpegs, and controls, plus D.I.D. Racing Chain and RK Chains. Protect the bike with Acerbis, UFO, Polisport, Cycra, and Works Connection plastics and guards, stop harder with EBC, Galfer, Moto-Master, and SBS brakes, keep it turning with Pivot Works, All Balls, SKF, and Race Tech bearings and suspension components, keep the system powered with Fire Power, GET Battery, NGK, and Trail Tech electricals, and maintain it with Maxima, Motorex, Muc-Off, and Motul chemicals. Moose Racing, Moose Offroad, 100%, and Alpinestars round it out with everything from hardware and protection to rider gear.
The KTM 250 SX competes directly with bikes like the Husqvarna TC 250, GasGas MC 250, Yamaha YZ250, and Beta 300 RX.
Get your KTM 250 SX dialed and ready for the next moto — shop the full collection and ship it fast.
Moto-House MX - Choice of Champions - is located in Clermont/Montverde, FL. We are the best shop in Central Florida with lightning-fast shipping.
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Fire Power Featherweight Lithium Battery 2007-2022 KTM 250 SX-F / 350 SX-F / 450 SX-F HJTZ7SL-FP-B
Regular price $143.95 USDRegular price$159.95 USDSale price $143.95 USDSale -
FLO MOTORSPORTS MPN TPS-1BLK 2018-2020 KTM 250/300 XC-W TPi Throttle Cover
Regular price $50.36 USDRegular price$55.95 USDSale price $50.36 USDSale -
FLO MOTORSPORTS MPN:TPS-1R 2018-2020 KTM 250/300 XC-W/TE Throttle Position Sensor Cover
Regular price $50.36 USDRegular price$55.95 USDSale price $50.36 USDSale -
FLO Motorsports Pro Series Foot Pegs - 2016-2023 KTM 250 SX-F, 350 SX-F, 450 SX-F, and 450 XC-F
Regular price From $151.16 USDRegular price$167.95 USDSale price From $151.16 USDSale -
FLO Motorsports Pro Series Foot Pegs - 2016-2023 KTM 85 SX, 125 SX, 150 SX, 250 SX, 300 XC, and 300 XC-W
Regular price From $151.16 USDRegular price$167.95 USDSale price From $151.16 USDSale -
FMF - 025133 - Factory Fatty Pipe - KTM 300 XC, 250 XC, Husqvarna TC 300, TE 250
Regular price $296.99 USDRegular price$299.99 USDSale price $296.99 USDSale -
FMF - 025282 – Turbinecore 2 Muffler for KTM 250/300 XC-W & Six Days (2017–2019) – Unmatched Power for the Trai
Regular price $206.99 USDRegular price$229.99 USDSale price $206.99 USDSale -
FMF Factory Fatty Pipe - 025204 - KTM 300 XC-W, 250 SX, Husqvarna TC 250 TX 300
Regular price $296.99 USDRegular price$299.99 USDSale price $296.99 USDSale -
FMF Gnarly Exhaust Pipe - 025004 - 2001-2005 KTM 250 SX, 250 EXC, 250 MXC, 300EXC, and 300 MXC
Regular price $314.99 USDRegular price$349.99 USDSale price $314.99 USDSale -
FMF Gnarly Exhaust Pipe - 025203 - 2017-2018 KTM 250 SX, 250 XC, and 300 XC
Regular price $296.99 USDRegular price$329.99 USDSale price $296.99 USDSale -
FMF Gnarly Exhaust Pipe - 025242 - 2019-2022 KTM 300 XC, 300 XC TPI, and 300 XC-W TPI
Regular price $296.99 USDRegular price$299.99 USDSale price $296.99 USDSale -
FMF Gnarly Exhaust Pipe - 025242 - 2019-2023 KTM 250 SX, 250 XC-W TPI, 250 XC TPI, and 250 XC
Regular price $296.99 USDRegular price$299.99 USDSale price $296.99 USDSale -
FMF Gnarly Exhaust Pipe - 025280 - 2006-2016 KTM 250 SX, 250 XC-W, 300 XC, and 300 XC-W
Regular price $296.99 USDRegular price$299.99 USDSale price $296.99 USDSale -
FMF Gnarly Exhaust Pipe - 025280 - 2011-2016 KTM 250 SX, 250 XC-W, 300 XC, and 300 XC-W
Regular price $296.99 USDRegular price$299.99 USDSale price $296.99 USDSale -
FMF Gnarly Exhaust Pipe - 025280 - 2017-2018 KTM 250 XC-W, 300 XC-W Six Days, 2019 205 XC-W TPI, 300 XC-W TPI
Regular price $296.99 USDRegular price$299.99 USDSale price $296.99 USDSale -
FMF Gold Series Gnarly™ Exhaust Pipe - 025280 - KTM 250 XC-W TPI, 300 XC-W TPI, and 300 XC-W
Regular price $296.99 USDRegular price$299.99 USDSale price $296.99 USDSale