Wiseco 13-15 KTM 250SX-F 13.91 CR (40074M) Piston Kit

Wiseco 13-15 KTM 250SX-F 13.91 CR (40074M) Piston Kit

Marsoni

M251S

$171.46

Get it in 3 business days with 1 day shipping. Friday, May 29

Wiseco 13-15 KTM 250SX-F 13.91 CR (40074M) Piston KitThe Wiseco team has remained at the forefront of powersports performance through every era and evolution, including the development of high performance 4 strokes. Today, Wiseco's forged 4 stroke pistons are designed for each specific engine application and built to the tightest tolerances for the ultimate combination of performance and strength. Proven at every level of riding, Wiseco 4 stroke pistons are ready to deliver the power and reliability

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Fast: 2-3 business days
Express: 1-2 business days

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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

It’s a high‑quality replacement that does exactly what you want from an engine air filter — it helps protect your engine and keeps performance strong. Right away you can tell this is a well‑made part. The filter media has lots of pleats and high‑velocity cellulose material that’s designed to trap dirt and contaminants before they get into your engine, which helps reduce wear and tear on vital components. It offers up to ~98% filtration efficiency, so you know the incoming air is much cleaner and better for performance and fuel efficiency.

WAS THIS REVIEW HELPFUL?YesReportShare

Reviewed in the United States on February 26, 2026

Verified Purchase

Amazon Customer

Birmingham, US

★★★★★ 5

Great product

Size: 5424WS, Style: Workshop

Perfect for DIY filter change.

WAS THIS REVIEW HELPFUL?YesReportShare

Reviewed in the United States on May 30, 2026