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Aftermarket Assassins

Aftermarket Assassins is a leader in high-performance UTV and SXS upgrades, offering precision-engineered parts and tuning solutions for riders who demand maximum power, speed, and reliability. Known for their ECU tuning, clutch kits, exhaust systems, and performance accessories, Aftermarket Assassins products are designed to take your machine’s performance to the next level.

From trail riding to dune running and competitive racing, every Aftermarket Assassins product is developed through extensive testing in real-world conditions. Their tunes and hardware work together for optimized horsepower, torque, and throttle response without sacrificing reliability.

At Team FAS Motorsports, we stock a wide selection of Aftermarket Assassins products for Polaris, Can-Am, Yamaha, and more. Whether you’re chasing faster acceleration, more top-end speed, or improved drivability, Aftermarket Assassins delivers proven performance parts backed by expertise and innovation.

Products (Total Items: 188)
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 Aftermarket Assassins Stainless Slip-On Side Exit Exhaust for 2022-Up Pro R 4 Cylinder
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$575.00
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Aftermarket Assassin  2024-Up Kawasaki Ridge 1000 S1 Clutch Kit with Overdrive + Cruiser Options
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$350.00
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Aftermarket Assassin 2016-19 Defender HD10 Stage 1 Lock & Load Kit
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$1,345.00
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Aftermarket Assassin 2016-20 RZR XPT/Turbo S Fuel Pump Assembly with High Flow Pump
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$250.00
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Aftermarket Assassin 2020-Up Defender HD10 Stage 2 Lock & Load Kit
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$1,425.00
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Aftermarket Assassin 2021 X3 RR 195 HP Stage 1 Lock & Load Kit
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$995.00
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Aftermarket Assassin 2021 X3 RR 195 HP Stage 2 Lock & Load Kit
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$1,775.00
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Aftermarket Assassin 2021 X3 RR 195 HP Stage 3 Lock & Load Kit
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$2,075.00
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Aftermarket Assassin 2022+ RZR Pro R 4 Cylinder Fuel Pump Assembly with High Flow Pump
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$295.00
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Aftermarket Assassin 2022-Up RZR Pro R 4 Cylinder S4 Clutch Kit with AA Heavy Duty Primary & Secondary
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$2,295.00
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Aftermarket Assassin 2022-Up RZR Pro R 4 Cylinder w/Forced Induction (Turbo/Supercharger) S3 Clutch Kit
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$550.00
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Aftermarket Assassin 2022-Up X3 RR 200 HP Stage 1 Lock & Load Kit
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$775.00
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Aftermarket Assassin 2022-Up X3 RR 200HP Stage 2 Lock & Load Kit
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$1,545.00
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Aftermarket Assassin 2022-Up X3 RR 200HP Stage 3 Lock & Load Kit
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$1,875.00
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Aftermarket Assassin 2024 Can Am Maverick R Full Exhaust with Center Exit & 3
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$795.00
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Aftermarket Assassin 2024 Maverick R Stage 1 Lock & Load Kit
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$725.00
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Aftermarket Assassin 2024 Maverick R Stage 2 Lock & Load Kit
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$1,495.00
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Aftermarket Assassin 2024 Maverick R Stage 3 Lock & Load Kit
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$1,725.00
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Aftermarket Assassin 2024 Xpedition Fuel Pump Assembly with High Flow Pump
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$295.00
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Aftermarket Assassin 2024 Xpedition S4 Clutch Kit with AA Heavy Duty Primary & Secondary
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$1,695.00
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