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  • Pro Circuit T-4 Silencer fits 2000 KTM 400 SC / 2000-2002 KTM 400 EXC, 400 SX, 520 EXC, 520 MXC, 520 SX / 2001-2002 KTM 400 MXC / 2002-2003 KTM 250 EXC / 2003 KTM 250 EXC 4 Stroke, 450 EXC, 450 MXC, 525 EXC, 525 MXC, 525 SX
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Pro Circuit T-4 Silencer fits 2000 KTM 400 SC / 2000-2002 KTM 400 EXC, 400 SX, 520 EXC, 520 MXC, 520 SX / 2001-2002 KTM 400 MXC / 2002-2003 KTM 250 EXC / 2003 KTM 250 EXC 4 Stroke, 450 EXC, 450 MXC, 525 EXC, 525 MXC, 525 SX

⚠️ Please verify fitment before purchasing. Check the fitment chart below or use the Year/Make/Model tool to confirm this part fits your vehicle.

⚠️ Verify fitment before purchasing. Check the fitment chart below or click the 3 lines in the top left menu, select Home, then use the Year/Make/Model guide.

Pro Circuit
4T00400
Out of stock
$523.95 USD $459.99 USD
Pro Circuit T-4 Silencer fits 2000 KTM 400 SC / 2000-2002 KTM 400 EXC, 400 SX, 520 EXC, 520 MXC, 520 SX / 2001-2002 KTM 400 MXC / 2002-2003 KTM 250 EXC / 2003 KTM 250 EXC 4 Stroke, 450 EXC, 450 MXC, 525 EXC, 525 MXC, 525 SX
Description
Designed to be used with OEM stock head pipes or Pro Circuit head pipes. Ultra-responsive performance. Incredible horsepower gains when compared to stock. Developed to increase the horsepower and torque throughout the power curve. Aluminum/stainless construction for reduced weight and increased durability. Strong mounting bracket(s) for increased durability. Designed for easy disassembly and re-packing when needed. Removable USFS approved spark arrestor.


This Part Fits:

Year Make Model Submodel
2000 KTM 400 SC
2000-2002 KTM 400 EXC
2000-2002 KTM 400 SX
2000-2002 KTM 520 EXC
2000-2002 KTM 520 MXC
2000-2002 KTM 520 SX
2001-2002 KTM 400 MXC
2002-2003 KTM 250 EXC
2003 KTM 250 EXC 4 Stroke
2003 KTM 450 EXC
2003 KTM 450 MXC
2003 KTM 525 EXC
2003 KTM 525 MXC
2003 KTM 525 SX
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