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![Kawasaki KX 450 [2021-2023] - Factory 4.1 RCT exhaust system - picture 2](http://motorize-australia.com/cdn/shop/files/e988ffbacba372bbb6bc38f26d62f003_74ddf5bb-c319-434d-b0c6-151f699d9608.webp?v=1789914859&width=360)
![Kawasaki KX 450 [2024, 2024-2026] - Factory 4.1 RCT exhaust system – item no. 042405 – Image 1](http://motorize-australia.com/cdn/shop/files/882aea3839a60d9f75ff31f7737b103f.webp?v=1789914973&width=360)
![Kawasaki KX 450 [2024, 2024-2026] - Factory 4.1 RCT exhaust system – item no. 042405 – picture 2](http://motorize-australia.com/cdn/shop/files/882aea3839a60d9f75ff31f7737b103f_600.webp?v=1789914973&width=360)
![Kawasaki KX 450 [2021-2023] - manifold pipe - picture 1](http://motorize-australia.com/cdn/shop/files/d8fe53c88c5388bda1f87ff785133f0b_f4648916-9cad-4e75-8203-5198ee2433d1.webp?v=1789914908&width=360)
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$782.00 AUD
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![Kawasaki KX 450 [2024, 2024-2026] - Factory 4.1 RCT exhaust system – item no. 042406 – Image 2](http://motorize-australia.com/cdn/shop/files/358901de326b9564f386ef4e1d022507_600.webp?v=1789914990&width=360)
![Kawasaki KX 450 [2021-2023] - SX Style Megabomb manifold with center pipe - picture 1](http://motorize-australia.com/cdn/shop/files/72572f124a0f252d2da510ffe9b84edf_967da49c-308f-471d-9976-a1f1f55a8d77.webp?v=1789914957&width=360)
![Kawasaki KX 450 [2021-2023] - SX Style Megabomb manifold with center pipe - picture 2](http://motorize-australia.com/cdn/shop/files/72572f124a0f252d2da510ffe9b84edf_600_d3f65af2-b5ed-4830-877b-6f02ece3833f.webp?v=1789914957&width=360)
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![Kawasaki KX 450 [2021-2023] - Factory 4.1 RCT Slip-On Silencer – Item no. 042369 – Image 2](http://motorize-australia.com/cdn/shop/files/5221e5e2cbc4c08fb86e66a73af716a5_600_5191ae76-9368-4ce1-9171-61058d84cca6.webp?v=1789914876&width=360)
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![Kawasaki KX 450 [2024, 2024-2026] - Factory 4.1 RCT Slip-On Silencer – Item no. 042403 – Image 2](http://motorize-australia.com/cdn/shop/files/23a5e3b41d1b9cc63213e534bc3bf8fd_600_324c1692-6c03-44b4-88b1-6e28ea67f499.webp?v=1789915007&width=360)
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![Kawasaki KX 450 [2021-2023] - Powercore 4 Hex Slip-On Silencer - Picture 2](http://motorize-australia.com/cdn/shop/files/ae836fa4ed27246eb21e1b7830e24d29_600_2427f2d7-c3e9-4bee-8a89-59d741ed4461.webp?v=1789914924&width=360)
![Kawasaki KX 450 [2021-2023] - Q4 Hex Slip-On Silencer – Picture 1](http://motorize-australia.com/cdn/shop/files/bcecbf42fa36f0c387caa5d94b1b9726_8be41d1d-f7fb-456c-a3d3-302ecd99727a.webp?v=1789914941&width=360)
![Kawasaki KX 450 [2021-2023] - Q4 Hex Slip-On Silencer – Picture 2](http://motorize-australia.com/cdn/shop/files/bcecbf42fa36f0c387caa5d94b1b9726_600_de2cb913-6591-4685-84ef-02b846a40686.webp?v=1789914941&width=360)
![KAWASAKI KX 450 [2023] - Plastic kit](http://motorize-australia.com/cdn/shop/files/1127389002-1_c538a310-ac3a-4925-874a-b5866f504fdc.jpg?v=1788586554&width=360)
$278.48 AUD
![KAWASAKI KX 450 [2023] - Forged pistons](http://motorize-australia.com/cdn/shop/files/1094259003-1.jpg?v=1788450877&width=360)
$357.81 AUD
![KAWASAKI KX 450 [2024-2026] - Connecting rod set](http://motorize-australia.com/cdn/shop/files/1150059-1.jpg?v=1788638027&width=360)
$453.34 AUD
![KAWASAKI KX 450 X [2021-2025] - Twinwall motocross handlebars](http://motorize-australia.com/cdn/shop/files/998-BK-01_f25a11d6-7967-4870-9883-0709926ae0d9.jpg?v=1771075606&width=360)
![KAWASAKI KX 450 X [2021-2025] - Twinwall motocross handlebars](http://motorize-australia.com/cdn/shop/files/moto-bars_839a68a2-8605-4136-920b-baddbb369545.jpg?v=1771075606&width=360)
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![Kawasaki KX 450 [2024, 2024-2026] - Factory 4.1 RCT Slip-On Silencer – Item no. 042404 – picture 2](http://motorize-australia.com/cdn/shop/files/a594869d67588a7caa189c298d30c52d_600.webp?v=1789915023&width=360)
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$357.81 AUD
![KAWASAKI KX 450 X [2021-2025] - Handlebars](http://motorize-australia.com/cdn/shop/files/BlackFatbar_0b529b9d-f34d-47b0-9289-6c530a36ac1d.jpg?v=1771073777&width=360)
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$229.91 AUD
![Kawasaki KX 450 [2024, 2024-2026] - Q4 Hex Slip-On Silencer - Picture 1](http://motorize-australia.com/cdn/shop/files/350c0258bbdf8bbd58a0461d572248c2.webp?v=1789915059&width=360)
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$453.34 AUD
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$1,615.82 AUD
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$229.91 AUD
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$357.81 AUD
$281.72 AUD
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$357.81 AUD
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$229.91 AUD
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$278.48 AUD
![KAWASAKI KX 450 [2024-2026] - Supercooler Kit - Water pump cover blue with impeller](http://motorize-australia.com/cdn/shop/files/1126903003-1.jpg?v=1788585055&width=360)
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$367.53 AUD
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$1,604.48 AUD
![KAWASAKI KX 450 [2023] - GP Racer Choice forged pistons](http://motorize-australia.com/cdn/shop/files/1095470001-1.jpg?v=1788492360&width=360)
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$255.81 AUD
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![KAWASAKI KX 450 X [2021-2023] - Evolution Line (Titanium) exhaust system](http://motorize-australia.com/cdn/shop/files/462-K4MET8-BNTA_BIKE_b5d1a977-c5f9-456b-a739-60199621bfba.jpg?v=1771167913&width=360)
![Kawasaki KX 450 [2024, 2024-2026] - SX Style Megabomb manifold - picture 1](http://motorize-australia.com/cdn/shop/files/6d1111576bd56cb9bcfb3caff4d9f0bf.webp?v=1789915075&width=360)
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$252.57 AUD
![Kawasaki KX 450 F (KX 450 F) [2012-2015] - Factory 4.1 RCT slip-on silencer – picture 1](http://motorize-australia.com/cdn/shop/files/511c230e8c04b32b922297351ea6fd85.webp?v=1789914697&width=360)
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![KAWASAKI KX 450 X [2024] - Supercooler Kit - Water pump cover blue with impeller](http://motorize-australia.com/cdn/shop/files/1126903003-1_56330a6c-1d9a-40ad-9358-5de6a06c9c44.jpg?v=1788585073&width=360)
![KAWASAKI KX 450 X [2024-2026] - Piston Kit](http://motorize-australia.com/cdn/shop/files/1129313002-1_2a438e57-1cac-4fa2-aac3-d5e236923825.jpg?v=1788596658&width=360)