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Shipping Estimate
USA
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- CAN
- USA
- CAN
Ships within 48 hours · Estimated delivery Sep 18 - Sep 23
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Description
K&N Intake System-Harley Davidson (RK-3910-1)K&N's RK Series was developed to get more horsepower from your Twin Cam Harley Davidson engine. Built around the legendary K&N High Flow Air Filter, the this RK Series assembly includes an innovative powder coated billet aluminum back plate that eliminates external breathers and features a built in, dyno tuned velocity stack. The result is a significant airflow increase to the engine without sacrificing filtration. This RK Series assembly retains a
K&N's RK Series was developed to get more horsepower from your Twin Cam Harley-Davidson engine. Built around the legendary K&N High-Flow Air Filter, the this RK Series assembly includes an innovative powder coated billet aluminum back plate that eliminates external breathers and features a built-in, dyno-tuned velocity stack. The result is a significant airflow increase to the engine without sacrificing filtration. This RK Series assembly retains a factory appearance by utilizing the stock air cleaner cover. The RK-3910-1 comes with a larger air filter and longer spacers than the RK-3909-1.- Designed to increase horsepower & torque
- Dyno-tuned velocity stack
- Washable and reusable
- Excellent air filtration
Shipping Notes
- Free Standard Shipping on $100+ Orders to the USA.
- Except Preorder products are shipped in 48 hours.
- Delivery to the USA:
- Standard Shipping : 3-10 business days
- If time is of the essence, please consider selecting expedited delivery for faster service.
Exchange/Return Notes
- We offer a 30-day return/exchange service after receiving.
- Final sale items are not eligible for returns or exchanges.
- To process your return/exchange, please contact us at [email protected]
- Please click here for more details>>> Return & Exchange Policy
4.5 ★★★★★
Based on 15 reviews
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Product Reviews
★★★★★ 1
Cute but tore apart quickly
They’re really cute. But, my small dog tore them apart in about 5 minutes.
WAS THIS REVIEW HELPFUL?YesReportShare
Reviewed in the United States on June 12, 2026
★★★★★ 5
Durable dog toys
Huck loves them !
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Reviewed in the United States on June 6, 2026
★★★★★ 5
Good Quality
Soft proper texture, relieve puppy teething pain, great daily play toy.
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Reviewed in the United States on May 22, 2026
★★★★★ 5
Good Teething Chew Toys
Built-in squeaker, attractive for pets. Durable, easy to clean, fit most dogs.
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Reviewed in the United States on May 20, 2026
★★★★★ 5
Favorite Toy
Green and brown dog toys, sturdy and safe. Dogs love chewing them, good for teeth cleaning.
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Reviewed in the United States on May 21, 2026
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