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IE Polymer Air Intake System For Audi B9/B9.5 A4 & A5 2.0T

Marsoni M251S
Sale price$261.50
Pay 4 payments of $65.38 a month.Shop Pay
Get it in 3 business days with 1 day shipping. Friday, May 29
IE Polymer Air Intake System For Audi B9/B9.5 A4 & A5 2.0TDetails The IE Polymer Air Intake System delivers performance, sound, and style to your Audi B9 B9. 5 A4 or A5 2. 0T engine. Our specialty polymer construction maintains low intake air temps and brings an affordable motorsport design to your engine bay. Enjoy easy power gains and turbo noise without sacrificing quality. LEADING FEATURES Rotomold polymer for superior heat resistance Up to 10 20HP over stock (with software)\ Increased turbo & engine
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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]
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4.3 ★★★★★
Based on 536 reviews
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Verified Purchase
Mar Gee
Omaha, US
★★★★★ 5
Style and comfort
Size: Medium, Color: Black
Exactly what I was looking for. Style and sock thickness and comfort.
WAS THIS REVIEW HELPFUL?YesReportShare
Reviewed in the United States on December 14, 2025
A
Verified Purchase
Amazon Customer
Birmingham, US
★★★★★ 5
Comfortable
Size: Medium, Color: Blue
So comfortable! They stay up perfectly love love love
WAS THIS REVIEW HELPFUL?YesReportShare
Reviewed in the United States on December 7, 2025
L
Verified Purchase
Lassiter Denton
Whiting, US
★★★★★ 5
Great quality.
Size: Large, Color: (001) Black / Black / White
Thickness and comfort are great. Quality is great and the same I would expect if I bought at the branded storefront.
WAS THIS REVIEW HELPFUL?YesReportShare
Reviewed in the United States on March 11, 2026
J
Verified Purchase
Joseph Pratt
Louisville, US
★★★★★ 5
Great product.
Size: Small, Color: (001) Black / Black / White
🙏🙏🙏
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Reviewed in the United States on May 16, 2026
C
Verified Purchase
Chelsey Bartoli
Lexington, US
★★★★★ 5
Great buy!
Size: Medium, Color: (001) Black / Black / White
My husband loves these. The socks are warm and thick and extremely comfortable. They support the foot and he works outside all day and has had them for a little over a month. They stay in place and don’t move move around while he’s outside moving around.
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Reviewed in the United States on November 6, 2025

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