K&N Intake System for Yamaha Bolt (RK-3940)

(1 customer review)


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SKU: KN-RK-3940 Category:


The K&N RK-3940 High-Flow Air Intake System increases engine intake airflow and delivering more horsepower & torque to specific Yamaha XVS950 model motorcycles. The intake system increases power by eliminating the stock OE air cleaner and replacing it with a complete High-Flow Air Intake System. The sturdy, custom aluminum backing plate mounts directly to the throttle body via an aluminum integrated, internal-run breather system. The intake system comes with a K&N Air Filter for high air flow and long service intervals. The K&N High-Flow Air Filter is washable, reusable, pre-oiled and ready for installation.

  • Designed for Yamaha XVS950 motorcycles
  • Increase horsepower and torque
  • Easy to install
  • Hand made in the USA
  • Backed by K&N warranty


Estimated Horsepower Gain 7.14 HP @ 5313 RPM
Replacement Filter E-3982
Air Filter Color Red
Air Filter Material Cotton Gauze
Warranty 1,000,000 Miles/10 Year
Product Style Motorcycle Intake System
Air Filter Height 2.188 in (56 mm)
CARB EO Number D-269-59/D-269-89
Street Legal In All US States Yes
TUV Approved (Europe) No
Inlet Diameter 1.688 in (43 mm)
Overall Height 2.75 in (70 mm)
Top Style Metal
Top Material Black Powder Coated
Clamps Included 2
Clamp Style Regular
Clamp Material Stainless Steel
Weight 4.1 lb (1.8 kg)
Product Box Height 4.88 in (124 mm)
Product Box Length 11.75 in (298 mm)
Product Box Width 9.5 in (241 mm)
Mounting Hardware Included Yes
Manual RK-3940_inst (pdf)
Fitment RK-3940-HP-Guarantee (pdf)
Specifications RK-3940 Dyno Results (pdf)
GTIN 024844357687

Additional information

Weight 4.125 lbs
Dimensions 5 × 10 × 12 in



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5 out of 5 stars

1 review

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What others are saying

  1. Greg

    Yamaha bolt intake


    Perfect fit.. looks like something Yamaha should have put on from the factory. Love the quality sound and performance of it.

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Make Model Year
Yamaha Bolt 2013 - 2022
Yamaha Bolt C-Spec 2015 - 2016
Yamaha Bolt R-Spec 2013 - 2022
Yamaha SCR950 2017