Skip to content

K&N 20-23 GM 2500/3500 6.6L Oil Separator Catch Can

Marsoni M251S
Sale price$157.99
Pay 4 payments of $39.50 a month.Shop Pay
Get it in 3 business days with 1 day shipping. Friday, May 29
K&N 20-23 GM 2500/3500 6.6L Oil Separator Catch CanSKU: 81 0812 UPC: 024844401366 K&N 2020 2025 Chevrolet Silverado GMC Sierra 2500 3500 HD 6. 6L Oil Separator Catch Can 81 0812 The K&N 81 0812 Air Oil Separator captures blow by oil in a 6oz high capacity reservoir to shield your 6. 6L engine and intake tract from contamination. Designed for 2020 2025 Chevy Silverado 2500 HD 3500 HD and GMC Sierra 2500 HD 3500 HD models it prevents power loss and detonation while reducing oil buildup. Quick 30 minute
Easy Shipping

Quick Dispatch:

Your K&N 20-23 GM 2500/3500 6.6L Oil Separator Catch Can 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 20-23 GM 2500/3500 6.6L Oil Separator Catch Can ships.

Need Help?
Questions about K&N 20-23 GM 2500/3500 6.6L Oil Separator Catch Can, 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 20-23 GM 2500/3500 6.6L Oil Separator Catch Can 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
4.1 ★★★★★
Based on 2085 reviews
Sort
Highest Rating
Newest First
Oldest First
Product Reviews
D
Verified Purchase
Daniela Aguiar
Alexandria, US
★★★★★ 5
Super bueno
Excelente condiciones
WAS THIS REVIEW HELPFUL?YesReportShare
Reviewed in the United States on April 6, 2025
C
Verified Purchase
Christopher Johnson
Massapequa, US
★★★★★ 5
Nice
Fit perfectly works the same
WAS THIS REVIEW HELPFUL?YesReportShare
Reviewed in the United States on July 15, 2023
M
Verified Purchase
mike s.
Natrona Heights, US
★★★★★ 1
Starter
Didn't even last two months having to replace it already
WAS THIS REVIEW HELPFUL?YesReportShare
Reviewed in the United States on March 22, 2026
Y
Verified Purchase
Yianni Tripodis
Whiting, US
★★★★★ 5
Price/Quality
Packaged very well, perfect fit and the quality looks great. Well worth the price.
WAS THIS REVIEW HELPFUL?YesReportShare
Reviewed in the United States on April 11, 2026
R
Verified Purchase
Roscoe and Tori
Phoenix, US
★★★★★ 5
DIY!!
Bought this cabin air filter for my 2015 Honda CR-V and it fit perfectly. Installation was super easy and only took a few minutes. I immediately noticed the air coming through the vents smelled cleaner. No need to have it replaced for you. Definitely worth it if you want an affordable replacement that gets the job done.
WAS THIS REVIEW HELPFUL?YesReportShare
Reviewed in the United States on May 19, 2026

recommand products