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SHIPPING UPDATE: Due to high demand, orders are currently processing in 5-7 business days. Need it faster? Contact us to upgrade to expedited shipping! If you’ve found the item elsewhere or can’t wait, no problem—we completely understand. Just reach out to us, and we’ll cancel your order. Thanks for your patience and support! BRAPPPPPPPPPP!

Yamaha YZ450F / YZ450FX / WR450F

Original price $212.46
Original price $212.46 - Original price $212.46
Original price $212.46
Current price $161.47
$161.47 - $161.47
Current price $161.47

ProX Piston Kit Yamaha YZ450F '10-13 12.5:1 (96.96mm)

Pro-X

ProX Piston Kit Yamaha YZ450F '10-13 12.5:1 (96.96mm) Pro-X Piston Key features 1. High-quality materials: Pro-X pistons are made from the finest...

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Original price $212.46
Original price $212.46 - Original price $212.46
Original price $212.46
Current price $161.47
$161.47 - $161.47
Current price $161.47
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Original price $212.46
Original price $212.46 - Original price $212.46
Original price $212.46
Current price $161.47
$161.47 - $161.47
Current price $161.47

*ProX Piston Kit Yamaha YZ450F '03-09/WR450F '03-15 12.5:1 95mm (94.97mm)

Pro-X

ProX Piston Kit Yamaha YZ450F '03-09/WR450F '03-15 12.5:1 (94.97mm) Pro-X Piston Key features 1. High-quality materials: Pro-X pistons are made f...

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Original price $212.46
Original price $212.46 - Original price $212.46
Original price $212.46
Current price $161.47
$161.47 - $161.47
Current price $161.47
Sold out
Original price $212.46
Original price $212.46 - Original price $212.46
Original price $212.46
Current price $191.21
$191.21 - $191.21
Current price $191.21

ProX Piston Kit Yamaha YZ450F '18-19 + Yamaha YZ450FX '19-20 (96.97mm)

Pro-X

ProX Piston Kit Yamaha YZ450F '18-19 + Yamaha YZ450FX '19-20 (96.97mm) Pro-X Piston Key features 1. High-quality materials: Pro-X pistons are mad...

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Original price $212.46
Original price $212.46 - Original price $212.46
Original price $212.46
Current price $191.21
$191.21 - $191.21
Current price $191.21
Save 10% Save %
Original price $212.46
Original price $212.46 - Original price $212.46
Original price $212.46
Current price $191.21
$191.21 - $191.21
Current price $191.21

ProX Piston Kit Yamaha YZ450F '10-13 12.5:1 (96.97mm)

Pro-X

ProX Piston Kit Yamaha YZ450F '10-13 12.5:1 (96.97mm) Pro-X Piston Key features 1. High-quality materials: Pro-X pistons are made from the finest...

View full details
Original price $212.46
Original price $212.46 - Original price $212.46
Original price $212.46
Current price $191.21
$191.21 - $191.21
Current price $191.21
Save 10% Save %
Original price $153.40 - Original price $153.40
Original price
$153.40
$153.40 - $153.40
Current price $153.40

ProX Piston Kit Yamaha YZ450F '10-13 12.5:1 (96.95mm)

Pro-X

ProX Piston Kit Yamaha YZ450F '10-13 12.5:1 (96.95mm) Pro-X Piston Key features 1. High-quality materials: Pro-X pistons are made from the fine...

View full details
Original price $153.40 - Original price $153.40
Original price
$153.40
$153.40 - $153.40
Current price $153.40
Original price $212.46
Original price $212.46 - Original price $212.46
Original price $212.46
Current price $161.47
$161.47 - $161.47
Current price $161.47

ProX Piston Kit Yamaha YZ450F '03-09/WR450F '03-15 12.5:1 (94.96mm)

Pro-X

ProX Piston Kit Yamaha YZ450F '03-09/WR450F '03-15 12.5:1 (94.96mm) Pro-X Piston Key features 1. High-quality materials: Pro-X pistons are made f...

View full details
Original price $212.46
Original price $212.46 - Original price $212.46
Original price $212.46
Current price $161.47
$161.47 - $161.47
Current price $161.47
Sold out
Original price $212.46
Original price $212.46 - Original price $212.46
Original price $212.46
Current price $161.47
$161.47 - $161.47
Current price $161.47

ProX Piston Kit Yamaha YZ450F 03-09 / WR450F 03-15 12.5:1 95mm (94.95mm) JAPAN

Pro-X

ProX Piston Kit – 94.95 MM (STD) – YZ450F/WR450FSKU: 01.2429.AOEM Reference No: 5TJ-11631-00-00MADE IN JAPANProX Racing Parts Piston Kit YZ450F ’03...

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Original price $212.46
Original price $212.46 - Original price $212.46
Original price $212.46
Current price $161.47
$161.47 - $161.47
Current price $161.47
Sold out
Original price $212.46
Original price $212.46 - Original price $212.46
Original price $212.46
Current price $161.47
$161.47 - $161.47
Current price $161.47

ProX Piston Kit Yamaha YZ450F '14-17/WR450F '16-18 12.5:1 (96.97mm)

Pro-X

ProX Piston Kit Yamaha YZ450F '14-17/WR450F '16-18 12.5:1 (96.97mm) Pro-X Piston Key features 1. High-quality materials: Pro-X pistons are made f...

View full details
Original price $212.46
Original price $212.46 - Original price $212.46
Original price $212.46
Current price $161.47
$161.47 - $161.47
Current price $161.47
Sold out
Original price $212.46
Original price $212.46 - Original price $212.46
Original price $212.46
Current price $161.47
$161.47 - $161.47
Current price $161.47

ProX Piston Kit Yamaha YZ450F '14-17/WR450F '16-18 12.5:1 (96.95mm)

Pro-X

ProX Piston Kit Yamaha YZ450F '14-17/WR450F '16-18 12.5:1 (96.95mm) Pro-X Piston Key features 1. High-quality materials: Pro-X pistons are made f...

View full details
Original price $212.46
Original price $212.46 - Original price $212.46
Original price $212.46
Current price $161.47
$161.47 - $161.47
Current price $161.47
Save 24% Save %
Original price $212.46
Original price $212.46 - Original price $212.46
Original price $212.46
Current price $161.47
$161.47 - $161.47
Current price $161.47

ProX Piston Kit Yamaha YZ450F '18-19 + Yamaha YZ450FX '19-20 (96.96mm)

Pro-X

ProX Piston Kit Yamaha YZ450F '18-19 + Yamaha YZ450FX '19-20 (96.96mm) Pro-X Piston Key features 1. High-quality materials: Pro-X pistons are mad...

View full details
Original price $212.46
Original price $212.46 - Original price $212.46
Original price $212.46
Current price $161.47
$161.47 - $161.47
Current price $161.47
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Original price $233.71
Original price $233.71 - Original price $233.71
Original price $233.71
Current price $177.62
$177.62 - $177.62
Current price $177.62

ProX High Compression Piston Kit Yamaha YZ450F '10-13 13.5:1 (96.96mm)

Pro-X

ProX High Compression Piston Kit Yamaha YZ450F '10-13 13.5:1 (96.96mm) Pro-X Piston Key features 1. High-quality materials: Pro-X pistons are mad...

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Original price $233.71
Original price $233.71 - Original price $233.71
Original price $233.71
Current price $177.62
$177.62 - $177.62
Current price $177.62
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Original price $181.65 - Original price $181.65
Original price
$181.65
$181.65 - $181.65
Current price $181.65

ProX Piston Kit Yamaha YZ450F '18-19 + Yamaha YZ450FX '19-20 (96.95mm)

Pro-X

ProX Piston Kit Yamaha YZ450F '18-19 + Yamaha YZ450FX '19-20 (96.95mm) Pro-X Piston Key features 1. High-quality materials: Pro-X pistons are m...

View full details
Original price $181.65 - Original price $181.65
Original price
$181.65
$181.65 - $181.65
Current price $181.65
Original price $199.82 - Original price $199.82
Original price
$199.82
$199.82 - $199.82
Current price $199.82

ProX High Compression Piston Kit Yamaha YZ450F '10-13 13.5:1 (96.95mm)

Pro-X

ProX High Compression Piston Kit Yamaha YZ450F '10-13 13.5:1 (96.95mm) Pro-X Piston Key features 1. High-quality materials: Pro-X pistons are m...

View full details
Original price $199.82 - Original price $199.82
Original price
$199.82
$199.82 - $199.82
Current price $199.82
Original price $212.46
Original price $212.46 - Original price $212.46
Original price $212.46
Current price $161.47
$161.47 - $161.47
Current price $161.47

ProX Piston Kit Yamaha YZ450F '14-17/WR450F '16-18 12.5:1 (96.96mm)

Pro-X

ProX Piston Kit Yamaha YZ450F '14-17/WR450F '16-18 12.5:1 (96.96mm)

Original price $212.46
Original price $212.46 - Original price $212.46
Original price $212.46
Current price $161.47
$161.47 - $161.47
Current price $161.47
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