


K&N X-Stream Top Filter - Red - Size 9in - 5.125in Neck Flange / 2.75in Height
Marsoni
M251S
Get it in 3 business days with 1 day shipping.
Friday, May 29
K&N X-Stream Top Filter - Red - Size 9in - 5.125in Neck Flange / 2.75in HeightNot only does the K&N XStream add filter area, it actually redirects airflow inside the filter to pull in more air through the side pleats for even greater performance efficiency. Cleanable and reusable, the XStream Air Flow Top filter delivers the best protection available for your engine. Installation Instructions Technical Bulletin
Quick Dispatch:
Your K&N X-Stream Top Filter - Red - Size 9in - 5.125in Neck Flange / 2.75in Height orders ship within 1-2 business days.
Delivery Options:
- Standard: 3-7 business days
- Fast: 2-3 business days
- Express: 1-2 business days
Order Tracking:
You'll receive a tracking link by email once your K&N X-Stream Top Filter - Red - Size 9in - 5.125in Neck Flange / 2.75in Height ships.
Need Help?
Questions about K&N X-Stream Top Filter - Red - Size 9in - 5.125in Neck Flange / 2.75in Height, sizing, or delivery? We're just an email away.
Live Shipping Estimates:
Enter your location at checkout to see available shipping methods and costs for K&N X-Stream Top Filter - Red - Size 9in - 5.125in Neck Flange / 2.75in Height in your area.
Get Shipping Estimates
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
You may also like
4.8 ★★★★★
Based on 162 reviews
Sort
Product Reviews
★★★★★ 5
Great product
Size: 5 FT, Style: 0 (1/0) AWG RED
Good quality cable.
WAS THIS REVIEW HELPFUL?YesReportShare
Reviewed in the United States on February 1, 2026
★★★★★ 5
89 mercruiser works fine
The mounting bracket was a little smaller than orginal, but no big deal, just drilled new hole in mounting plate. Solved my starting problem
WAS THIS REVIEW HELPFUL?YesReportShare
Reviewed in the United States on May 20, 2023
★★★★★ 5
Direct replacement
Direct replacement for a failed solenoid on my Larson boat. Easy to install and works as it should.
WAS THIS REVIEW HELPFUL?YesReportShare
Reviewed in the United States on October 3, 2022
★★★★★ 3
Working
Hard to find work great
WAS THIS REVIEW HELPFUL?YesReportShare
Reviewed in the United States on May 14, 2026
★★★★★ 4
Did its job
Got me back onto the water. The mounting holes distances from center to center are less than original equipment. But in a pinch they will do the job.
WAS THIS REVIEW HELPFUL?YesReportShare
Reviewed in the United States on May 29, 2024