★★★★★ 5
buy these!!
these are legit original NGK, superior plugs, will buy again
WAS THIS REVIEW HELPFUL?YesReportShare
Reviewed in the United States on May 4, 2026
K&N 20-25 Chevrolet Silverado 2500/3500 HD V8 6.6L NextGen Cold Air Intake
Marsoni
M251S
Get it in 3 business days with 1 day shipping.
Friday, May 29
K&N 20-25 Chevrolet Silverado 2500/3500 HD V8 6.6L NextGen Cold Air IntakeSKU: 50 3103 UPC: 024844416391 K&N NextGen Cold Air Intake for 2020 2025 Chevrolet Silverado 2500 3500 HD V8 6. 6L The K&N 50 3103 NextGen Cold Air Intake system replaces the factory air intake on 2020 2025 Chevrolet Silverado 2500 HD and 3500 HD models with 6. 6L V8 gas engines plus compatible GMC Sierra 2500 HD and 3500 HD variants. Dyno tested gains of 20. 56 horsepower and 28. 1 lb ft torque at 3702 RPM deliver stronger acceleration and towing
Quick Dispatch:
Your K&N 20-25 Chevrolet Silverado 2500/3500 HD V8 6.6L NextGen Cold Air Intake orders ship within 1-2 business days.
Delivery Options:
- Standard: 3-7 business days
- 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
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4.1 ★★★★★
Based on 891 reviews
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Product Reviews
★★★★★ 5
Worked like a charm
Worked like a charm. The box and packaging were adequate from keeping the gaps of the plugs from being squished.
WAS THIS REVIEW HELPFUL?YesReportShare
Reviewed in the United States on May 13, 2026
★★★★★ 5
Perfect!!
As I expected, no more to say only I'm happy I got it.
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Reviewed in the United States on April 29, 2026
★★★★★ 5
Works great
Works great
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Reviewed in the United States on March 30, 2026
★★★★★ 5
exact fit
working good
WAS THIS REVIEW HELPFUL?YesReportShare
Reviewed in the United States on May 17, 2026
